Companion: Summary Handout
On this page
- Opening Prayer
- Closing Prayer
- Timeline Context
- Historical-Grammatical Study
- Expanded Outline
- Section 1 — Heaven Is My Throne and the Earth Is My Footstool (Isaiah 66:1–2)
- Key Insight
- Application
- Section 2 — Sacrifice Without Obedience and the Terror of Chosen Ways (Isaiah 66:3–6)
- Key Insight
- Application
- Section 3 — Zion’s Child Born Before the Labor (Isaiah 66:7–9)
- Key Insight
- Application
- Section 4 — Peace Like a River and a Mother’s Comfort (Isaiah 66:10–14)
- Key Insight
- Application
- Section 5 — The LORD Comes in Fire (Isaiah 66:15–17)
- Key Insight
- Application
- Section 6 — All Nations Gathered and Gentiles Made Priests (Isaiah 66:18–21)
- Key Insight
- Application
- Section 7 — New Heavens, Unending Worship, and the Undying Worm (Isaiah 66:22–24)
- Key Insight
- Application
- Cross References
- Comparative Gospel Study
- Old Testament Connections
- New Testament Fulfillment
- Redemptive-Historical Context
- Systematic Theology Connection
- The Attributes of God
- The Sovereignty of God in Providence and Judgment
- Regeneration and Effectual Calling
- The Church and the Priesthood of Believers
- The Word of God and the Fear of the Lord
- The Last Things: Judgment and the New Creation
- Reformed Theology
- Dispensational Theology
- Bibliography
Passage: Isaiah 66:1–24. Read the full text in your Bible or a Bible app as you work through this study.
Opening Prayer
Almighty God, enthroned in heaven and resting your feet upon the earth, we come to the last page of your prophet’s book with nothing in our hands. We have no house to offer you that your own hand did not make, and no worship to bring you that your Spirit did not first work in us. Grant, therefore, the only thing you have said you will look upon: a humble and contrite spirit that trembles at your word. Send your Holy Spirit to open this chapter to us, and to open us to it, that we may not read it as spectators of other men’s judgment but as sinners who need mercy. Show us Christ here — the true temple, the servant who was cast out for your name’s sake, the one in whom your comfort reaches us. Convict us where we have substituted ceremony for obedience. Comfort us where we are worn out and afraid. Transform us by your grace, that we may go from this study trembling, and glad, and yours. In the name of Jesus Christ our Lord we pray. Amen.
Closing Prayer
Gracious Father, we thank you for the truth you have shown us in this last chapter of Isaiah: that you look upon the lowly, that you comfort your people as a mother comforts her child, that you gather nations who never heard your fame, and that you will not leave rebellion unanswered. We confess the sins this passage has exposed — our religion offered without obedience, our contempt for those who tremble at your word, our slowness to be comforted, our lightness about judgment. We thank you for Jesus Christ, who bore in his own body the wrath this chapter describes, so that we might come from new moon to new moon and from Sabbath to Sabbath to worship before you. Give us grace to apply what we have heard. Make us the kind of people you look to. Teach us to grieve over sin, to receive comfort as children, and to carry your glory to those who have not seen it. Keep us to the end, and bring us at last into the new heavens and the new earth. Amen.
Timeline Context
Isaiah 66 is the last chapter of a book that opened with a covenant lawsuit against a rebellious nation (1:2–4) and now closes with worship and judgment set side by side. Within the prophecy’s own movement, chapters 1–39 stand under the shadow of Assyria and the crisis of 701 BC, chapters 40–55 speak comfort to a people for whom exile is treated as present reality, and chapters 56–66 address a community that has, in some measure, returned — a community with a temple in view, with sacrifices being offered, and with deep internal division between those who tremble at God’s word and those who do not.
The historical horizon of this final section is therefore the post-exilic situation: a restored Judah under Persian administration, a rebuilt but modest temple, and a covenant community in which the visible boundary between the faithful and the formalist runs straight through the worshiping assembly. Isaiah son of Amoz, prophesying in Jerusalem “in the days of Uzziah, Jotham, Ahaz, and Hezekiah, kings of Judah” (Isaiah 1:1), is given a horizon that reaches far past his own century. This study works from the traditional position of single authorship: the book is the work of the one prophet, and the New Testament consistently treats it so, quoting from both halves under his name in a single breath (John 12:38–41).
Structurally, chapters 56–66 form a broadly concentric arrangement with chapters 60–62 at the center — the outsider brought in (56), idolatry and the contrite (57), true fasting (58), the separation sin makes (59), light risen on Zion (60), the anointed herald (61), the new name (62), the winepress and the great lament (63–64), and the new heavens and new earth (65–66). Chapter 66 is thus the outer wall of that structure, answering chapter 56 at the far end: the eunuch and the foreigner who were promised a place in God’s house in 56:3–8 reappear here as nations brought as an offering, some of whom are taken for priests and Levites (66:20–21).
Redemptive-historically, this chapter stands at the hinge between the old covenant order and the new. The sacrificial system is still functioning, and Isaiah declares that offered without a trembling heart it is not merely useless but abominable (66:3). The temple is standing, and Isaiah asks what house anyone could build for the God who made heaven and earth (66:1). The nations are still outside, and Isaiah announces that survivors will be sent to them and that Gentiles will serve as priests (66:19–21). Every one of those tensions is resolved in Jesus Christ, in whom the temple is a person, the sacrifice is final, and the priesthood is universal among the redeemed (John 2:19–21; Hebrews 10:12; 1 Peter 2:9).
Historical-Grammatical Study
Genre. Isaiah 66 is prophetic oracle in poetry, with the compressed shifts of speaker characteristic of Isaiah’s closing chapters. Within it several sub-forms are visible: a disputation or temple-critique oracle (vv. 1–2), a prophetic indictment built on shocking cultic equivalences (vv. 3–4), an oracle of salvation addressed to the persecuted (v. 5), a birth-announcement oracle (vv. 7–9), a summons to rejoice (vv. 10–14), a theophany of judgment (vv. 15–17), an oracle of the ingathering of the nations (vv. 18–21), and a final eschatological declaration (vv. 22–24). The chapter is not a random anthology; it alternates deliberately between the two destinies it means to set before the reader.
Key Hebrew terms. The controlling verb of v. 2 is nabat, “to look at, regard, pay attention to.” God says of the humble and contrite man, “this is the one to whom I will look” — the divine gaze that a building cannot attract is drawn by a broken spirit. The two adjectives that follow are ani (poor, afflicted, lowly) and nekeh-ruach (stricken or smitten in spirit), joined to the participle chared, “trembling.” Chared recurs at v. 5, where those who tremble at God’s word are the very ones being cast out by their brothers, and its noun form charadah elsewhere denotes the shudder of dread. Isaiah has used this cluster before at 57:15, where the High and Lofty One who inhabits eternity dwells “with him who is of a contrite and lowly spirit.”
The word behind the maternal image of v. 13 is nacham, “to comfort” — the same verb that opens the Book of Comfort at 40:1, “Comfort, comfort my people, says your God.” Its appearance here in the intensive form, three times in a single verse, is a deliberate literary closure: the comfort announced in chapter 40 arrives in chapter 66, and its final shape is maternal. The birth vocabulary of vv. 7–9 turns on chul (to writhe in labor) and malat (to deliver, escape), set in a rapid sequence of rhetorical questions introduced by the interrogative mi (“Who has heard such a thing?”). In v. 24 the two nouns are tola’at (worm, maggot) and esh (fire), with dera’on (“abhorrence”) — a rare noun occurring elsewhere only at Daniel 12:2, which is itself the Old Testament’s clearest statement of a twofold resurrection.
Ancient Near Eastern background. Every neighboring culture housed its deity in a temple and fed him with sacrifice; the temple was the god’s residence and the offering was his provision. Verses 1–2 do not deny that God commanded a temple, but they demolish the pagan logic that had crept into Israel’s use of it. The equivalences of v. 3 — ox and murdered man, lamb and broken dog’s neck, grain offering and pig’s blood — deliberately pair the most acceptable Levitical offerings with the most defiling pagan acts. The dog and the pig were unclean; pig’s blood in particular belonged to the chthonic rites of the surrounding nations, and v. 17 pictures Judeans creeping into gardens after “one in the midst,” eating pig’s flesh and mice. The list of destinations in v. 19 — Tarshish, Pul, Lud, Tubal, Javan, the coastlands — sketches the known world from the western Mediterranean to Anatolia and Greece.
Covenantal themes. The chapter is saturated with covenant categories. Blessing and curse are set in final form (vv. 14, 24) exactly as Deuteronomy set them before Israel. The Sabbath and new moon of v. 23 are the covenant’s calendar, now extended to “all flesh.” The promise that offspring and name “shall remain” (v. 22) answers the covenant’s central concern with seed and inheritance. Most striking is v. 21: within a covenant whose priesthood was defined by descent from Aaron, God announces that he will take priests and Levites from among the nations. That is not the loosening of the covenant but its enlargement — the fulfillment of the promise that in Abraham’s offspring all the families of the earth would be blessed (Genesis 12:3).
Expanded Outline
Section 1 — Heaven Is My Throne and the Earth Is My Footstool (Isaiah 66:1–2)
Key Insight
The last oracle of Isaiah opens with a question no builder can answer: “Thus says the LORD: ‘Heaven is my throne, and the earth is my footstool; what is the house that you would build for me, and what is the place of my rest?’” (v. 1). The imagery is royal and cosmic. If heaven is the throne and earth merely the stool beneath the King’s feet, then no structure raised on that footstool can be a residence for the one seated above it. Solomon had confessed as much at the dedication of the first temple — “behold, heaven and the highest heaven cannot contain you; how much less this house that I have built!” (1 Kings 8:27). Isaiah’s generation had turned that confession inside out, treating the building as leverage over God rather than as a gift from him.
The second question is sharper still. The Hebrew phrase behind “the place of my rest” (menuchah) is temple language; Psalm 132:14 has the LORD saying of Zion, “This is my resting place forever.” Isaiah is not contradicting that promise but exposing the assumption underneath the question — that God needs somewhere to settle, and that his people can supply it. Verse 2a closes the argument by appeal to creation: “All these things my hand has made, and so all these things came to be, declares the LORD.” The Maker cannot be housed by what he made.
Then comes the turn that gives the whole book its final measure of a person: “But this is the one to whom I will look: he who is humble and contrite in spirit and trembles at my word” (v. 2). The verb is nabat, the deliberate directing of attention. God overlooks the temple in order to look at a man — and the man is ani (lowly), nekeh-ruach (stricken in spirit), and chared (trembling) at the word. This is the same person God described at 57:15, and the same person Jesus called blessed first of all (Matthew 5:3). Poole catches the tone exactly: “But God will look with a respect, and with a favourable eye, to him that hath a broken and contrite spirit, whose heart is subdued to the will of God, and who is poor and low in his own eyes” (Poole, Annotations upon the Holy Bible, on Isaiah 66:2). Poole’s point is that the divine regard here is not bare notice but favor — God bends toward the lowly man in the very act of refusing to be impressed by the building.
Stephen quoted these verses in the speech that cost him his life (Acts 7:49–50), aiming them at a council that had made the temple its final defense. Christologically the answer stands in Jesus, who said of his own body, “Destroy this temple, and in three days I will raise it up” (John 2:19–21). The Son of Man who had nowhere to lay his head is both the true temple and the perfectly contrite man.
Application
Ask what you are actually relying on when you come to God. Isaiah’s contemporaries relied on a building, a location, and a routine; the modern equivalents are a church membership, a denominational pedigree, a record of attendance, a theological library, or a reputation for soundness. None of these is worthless — God commanded the temple, and he commands the assembly of his people still (Hebrews 10:25). But the moment any of them becomes the ground of confidence before God, it has taken the place that belongs to Christ alone.
Cultivate the three marks God says he looks upon. Humility is the honest estimate of yourself before a God who made everything your hand has ever touched. Contrition is the specific grief of a heart that has seen its own sin and does not excuse it (Psalm 51:17). Trembling at God’s word is the settled disposition that treats Scripture as a voice to be obeyed rather than a subject to be managed — the habit of a reader who expects to be changed by what he reads and is willing to be corrected in the middle of a cherished opinion. Practically, that means reading Scripture slowly enough to be stopped by it, listening to preaching with a readiness to be pierced rather than a readiness to evaluate, and confessing sin by name rather than in general terms.
A warning against misapplication: this text is not an argument against church buildings, liturgy, or ordered corporate worship, and it must never be used to justify a private spirituality that despises the gathered congregation. God himself commanded the tabernacle and the temple, and Christ himself gave his church word, sacrament, and prayer. Nor is contrition to be manufactured as a performance; a cultivated air of brokenness is one more building we put up to attract God’s attention, and it fails for exactly the reason the temple failed.
Application Question 1: What am I quietly relying on to make me acceptable to God besides Christ himself?
Answer: Isaiah’s hearers had a temple, a priesthood, and a sacrificial calendar — all of them given by God — and they had turned the gift into a guarantee. The question exposes the same instinct in us. Verse 2 says God looks not at what we have built but at a humble and contrite spirit that trembles at his word. Paul names the same reversal when he counts every advantage of birth, training, and zeal as loss “for the sake of Christ” (Philippians 3:7–8). The honest test is to ask what you would feel had been taken from you if your record of religious performance were erased tomorrow. If the answer is your peace with God, then that record, not Christ, has been carrying your conscience.
Why is this question important? Because false confidence is invisible from the inside. Nobody in Jerusalem thought of themselves as trusting a building rather than God; they thought of themselves as devout. Self-examination is how the gospel keeps reaching the same heart twice — first to convert it and then to keep it from quietly rebuilding what Christ tore down.
Application Question 2: Does my reading of Scripture leave me trembling, or merely informed?
Answer: Verse 2 names trembling at God’s word as one of the three marks of the person God looks upon. The word is chared, a physical shudder — the response of someone who knows the speaker has authority over him. Josiah’s response to the rediscovered book was to tear his clothes (2 Kings 22:11), and Ezra’s hearers wept as the Law was read (Nehemiah 8:9). The mark of such reading is not emotional intensity but a settled willingness to be corrected by the text at the point where correction costs something. If Scripture never overturns an opinion you hold, never interrupts a plan you have made, and never names a sin you were defending, it is being studied rather than heard.
Why is this question important? Because it is entirely possible to know a great deal about the Bible and tremble at none of it, and the person in that condition is in more danger than the person who knows little. Knowledge without trembling hardens, and the temple-trusting generation Isaiah addressed had more religious information than most.
Deep Study Question 1: If God cannot be contained in a house, why did he command the tabernacle and the temple in the first place?
Answer: Scripture never treats the sanctuary as God’s containment but as his condescension. When the tabernacle was finished, “the glory of the LORD filled the tabernacle” (Exodus 40:34) — a real presence, given by grace, not a limitation accepted by necessity. Solomon’s dedication prayer states both truths at once: heaven cannot contain God, and yet he has put his name in this house (1 Kings 8:27–29). The sanctuary was a covenantal meeting place, a pledge and a picture, not a residence. Isaiah 66:1 attacks not the institution but the inference — that because God met his people there, they could presume upon him there. The Old Testament sanctuary always pointed beyond itself, and the New Testament names what it pointed to: Christ’s body (John 2:21), then his people indwelt by the Spirit (1 Corinthians 3:16).
Why is this question important? Because the answer protects two things at once. It preserves the goodness of God’s appointed means against a spirituality that despises them, and it preserves the freedom of God against a religion that tries to bind him to a place or a form.
Deep Study Question 2: Why does Stephen quote these verses at the climax of his defense in Acts 7:49–50?
Answer: Stephen had been accused of speaking against “this holy place” (Acts 6:13). His answer traces Israel’s history through Abraham, Joseph, and Moses to show that God had met his people repeatedly outside the land and outside any temple, and then quotes Isaiah 66:1–2 to establish that the Most High “does not dwell in houses made by hands” (Acts 7:48). The ESV of Acts 7:49 reads “says the Lord” where Isaiah reads “declares the LORD,” following the Greek of the Septuagint. Stephen’s point is not that the temple was sinful but that the generation which killed the Righteous One had made the temple a substitute for obedience, exactly as Isaiah’s generation had. That is why he ends by charging them with resisting the Holy Spirit (Acts 7:51) — the same charge Isaiah 66:4 makes: “when I called, no one answered.”
Why is this question important? Because it shows the New Testament reading Isaiah 66 the way Isaiah meant it — as a word aimed at the covenant community’s own presumption, not at outsiders. Stephen’s death then becomes the first commentary on 66:5: brothers casting out brothers for the sake of God’s name.
Section 2 — Sacrifice Without Obedience and the Terror of Chosen Ways (Isaiah 66:3–6)
Key Insight
Having said whom he looks upon, God now says what he refuses to look upon, and he says it with four deliberately shocking equivalences: “He who slaughters an ox is like one who kills a man; he who sacrifices a lamb, like one who breaks a dog’s neck; he who presents a grain offering, like one who offers pig’s blood; he who makes a memorial offering of frankincense, like one who blesses an idol” (v. 3). Each pair sets a commanded offering beside an act of maximal defilement. The ox was the costliest sacrifice; murder was the crime that polluted the land. The lamb was the daily offering; the dog was the unclean scavenger. The grain offering was bloodless and pure; pig’s blood was the substance of pagan rite. Frankincense accompanied the memorial portion; blessing an idol was covenant treason.
The logic is not that sacrifice has become morally neutral, but that sacrifice offered by a heart that has “chosen their own ways” (v. 3) is worse than nothing — it is a lie told in God’s own courtyard. Verse 4 completes the symmetry with terrible precision: “I also will choose harsh treatment for them and bring their fears upon them, because when I called, no one answered, when I spoke, they did not listen; but they did what was evil in my eyes and chose that in which I did not delight.” They chose; God chooses. Matthew Henry states the principle plainly: “The sacrifice of the wicked is not only unacceptable, but a great offence to God” (Matthew Henry, Concise Commentary on the Whole Bible, on Isaiah 66:1–4). Henry’s word “offence” is exact — the problem is not that God is indifferent to such worship but that he is affronted by it.
Verse 5 turns from the formalists to their victims: “Hear the word of the LORD, you who tremble at his word: ‘Your brothers who hate you and cast you out for my name’s sake have said, “Let the LORD be glorified, that we may see your joy”; but it is they who shall be put to shame.’” The persecution here is not Babylonian or Assyrian; it is fraternal. The word ach, “brother,” is not softened. Those doing the excluding are using pious language — yikbad YHWH, “let the LORD be glorified” — as a taunt, daring God to vindicate the people they have thrown out. Jesus warned his disciples of precisely this: “they will put you out of the synagogues” (John 16:2). Verse 6 answers the taunt with a sound: “The sound of an uproar from the city! A sound from the temple! The sound of the LORD, rendering recompense to his enemies!” The threefold qol moves from the city to the temple to the LORD himself. The vindication the mockers demanded arrives, and it comes out of the very building they trusted.
Application
Examine the relationship between what you offer God and how you live. The Christian equivalent of Isaiah’s indictment is not animal sacrifice but the whole apparatus of religious activity performed by a heart that has settled its own course: giving that funds a conscience, attendance that substitutes for repentance, service that buys the right to be left alone in a private sin. God’s response to that arrangement is not neutrality; it is offense. The remedy is not to stop offering but to bring the life and the offering back into one piece — “first be reconciled to your brother, and then come and offer your gift” (Matthew 5:24).
Then look hard at verse 5, because some readers are living in it. Rejection by fellow believers, for the sake of God’s name, is a real and recognized experience in Scripture, and it wounds in a way that opposition from outside the church does not. If that is you, notice three things this verse gives you. It gives you God’s own naming of what happened — you were hated and cast out, and he says so without softening it. It gives you an identity that survives the exclusion: you are among those who tremble at his word, which is exactly the person God says he looks upon. And it gives you the promise that the shame being aimed at you will land somewhere else in the end.
A warning against misapplication: verse 5 is a comfort for the excluded, not a weapon for the quarrelsome. Being disliked is not evidence of faithfulness, and being disciplined is not persecution. Many who claim this verse have been cast out for arrogance, divisiveness, or unrepentant sin, not for God’s name’s sake. Before claiming it, ask whether the trembling described in verse 2 actually characterizes you — and ask someone who loves you enough to answer honestly.
Application Question 1: Is there any part of my life that my religious activity is quietly paying for the right to keep?
Answer: Verse 3 describes worshipers whose offerings are impeccable and whose souls delight in their abominations. The pattern is ancient and still common: a generous gift, a faithful Sunday, a visible ministry, functioning as compensation for something never confessed. Scripture is blunt that God will not accept the trade — “to obey is better than sacrifice” (1 Samuel 15:22). The test is to name the thing you would least want exposed and ask whether your service has become the argument you use on your own conscience to keep it. Where that is happening, the repentance required is not more service but the surrender of the thing itself, which Christ’s finished sacrifice makes possible rather than optional.
Why is this question important? Because this arrangement is stable and can last for decades without collapsing. Nothing in it feels like rebellion from the inside; it feels like a busy Christian life. Isaiah’s shocking comparisons exist precisely to break that feeling.
Application Question 2: Where have I used pious language to wound another believer?
Answer: The persecutors of verse 5 do not curse; they say, “Let the LORD be glorified.” Spiritual language is the sharpest available instrument for cruelty because it disguises the wound as concern. The forms are familiar — the prayer request that circulates a fault, the doctrinal standard applied to one person and waived for another, the exclusion framed as protecting the church. James names the tongue’s double use exactly: with it “we bless our Lord and Father, and with it we curse people who are made in the likeness of God” (James 3:9). Repentance here begins with going to the person, not with adjusting the phrasing.
Why is this question important? Because verse 5 promises that those who did this “shall be put to shame,” and the promise is not addressed only to first-century synagogues. The line between the persecuted and the persecutor runs inside the covenant community, and every one of us stands on one side of it or the other in some particular relationship.
Deep Study Question 1: Is Isaiah abolishing the sacrificial system in verse 3, or condemning its abuse?
Answer: He is condemning its abuse in language so severe that it also exposes the system’s built-in limitation. The prophets say this repeatedly — “I hate, I despise your feasts” (Amos 5:21); “I desire steadfast love and not sacrifice” (Hosea 6:6); “to obey is better than sacrifice” (1 Samuel 15:22) — and in none of those places is the God-given ritual itself declared sinful. Yet the cumulative force of such texts is that the blood of bulls and goats never could take away sins (Hebrews 10:4), and that the offerings were always signs pointing to a better sacrifice. Isaiah 66:3 stands at the end of a book that has already shown the Servant bearing sin in his own person (Isaiah 53:5–6). Read canonically, the verse both indicts the worshiper and prepares for the sacrifice that ends all others.
Why is this question important? Because getting it wrong in either direction is costly. Treating the verse as a flat rejection of Old Testament worship pits God against himself; treating it as a complaint about sincerity alone misses that Isaiah is also telling us the system was never the destination.
Deep Study Question 2: What does it mean that God “chose” harsh treatment for people who “chose their own ways” (vv. 3–4)?
Answer: The parallel verbs (bachar, to choose) set human choice and divine choice in deliberate symmetry, and the order matters: their choosing is described first, and God’s answering choice is stated as recompense — “because when I called, no one answered, when I spoke, they did not listen.” Scripture holds two truths here without embarrassment. God is sovereign over all things, and the judicial hardening of those who have refused his call is a real act of his justice (Romans 1:24, 28; Romans 9:18). At the same time, the guilt of the refusal lies wholly with those who refused, because the call was genuine and the refusal was theirs. Isaiah’s phrase “bring their fears upon them” is exact: the judgment consists in giving them what their own choices contained.
Why is this question important? Because this is where readers most often either soften God’s justice into mere consequence or harden his sovereignty into fatalism. Isaiah’s symmetry preserves both the freedom of God and the responsibility of the sinner, and it does so in a passage aimed at churchgoers rather than pagans.
Section 3 — Zion’s Child Born Before the Labor (Isaiah 66:7–9)
Key Insight
The chapter now turns to one of the strangest images in prophetic literature: “Before she was in labor she gave birth; before her pain came upon her she delivered a son” (v. 7). Every reader in the ancient world knew that this does not happen. Birth comes after labor; that has been the order of things since Genesis 3:16, where God said to the woman, “I will surely multiply your pain in childbearing; in pain you shall bring forth children.” Isaiah has used the labor image before, and always as an image of futility: “we were pregnant, we writhed, but we have given birth to wind” (26:18), and Hezekiah’s messengers reporting that “children have come to the point of birth, and there is no strength to bring them forth” (37:3). Now the image is reversed twice over — not failed labor but birth, and birth without the labor.
Verse 8 presses the wonder with four rhetorical questions: “Who has heard such a thing? Who has seen such things? Shall a land be born in one day? Shall a nation be brought forth in one moment? For as soon as Zion was in labor she brought forth her children.” Nations are not born in a day; they accumulate over generations. The point is that the people of God will not arrive by that process at all. Calvin reads the verse exactly this way, saying that Isaiah “extols the greatness of the thing of which he has spoken; for he means that there shall be a wonderful and ‘unheard of’ restoration of the Church; so that believers shall not judge of it from the order of nature, but from the grace of God” (Calvin, Commentary on Isaiah, on 66:8). Calvin’s phrase names the trap precisely: the church’s growth is measured by grace, not by demographic arithmetic, and the second measure always underestimates what God is doing.
Verse 9 secures the promise against the fear that God might begin and not finish: “Shall I bring to the point of birth and not cause to bring forth?” says the LORD; “shall I, who cause to bring forth, shut the womb?” says your God. Two questions, both expecting the answer no, and both grounded in God’s character rather than Zion’s strength; the One who opens the womb completes the birth. This is the seed of what the New Testament calls perseverance: “he who began a good work in you will bring it to completion at the day of Jesus Christ” (Philippians 1:6).
Christologically, the son born without labor stands in the line of Isaiah’s other sons — the child of 7:14 and the son of 9:6. Redemptive-historically the fulfillment is Pentecost, where three thousand were added in a day (Acts 2:41), and the Gentile mission, where whole regions came in within a generation. The curse of Genesis 3:16 is not merely mitigated here; it is bypassed, because the pains of birth were borne elsewhere — by the Servant of chapter 53.
Application
Learn to expect God to work faster than your arithmetic. Isaiah writes to a small, discouraged post-exilic community whose visible resources bore no relation to the promises they had been given, and he tells them that God is not bound by the growth curve they can see. The application is not presumption about numbers; it is freedom from despair about them. Congregations that are small, families where the gospel seems to make no headway, mission fields worked for decades with little fruit — none of these is evidence that God has stopped. He can bring forth a nation in a moment, and he has done it before.
Hold verse 9 out to anyone in the middle of an unfinished work of grace. The fear it addresses is specific and common: that God has begun something in me and will abandon it half-done. Isaiah answers with the character of the God who opens the womb. The practical form of that comfort is to stop measuring your standing by the visible progress of your sanctification and to rest it on the One who caused the birth. Pray for what looks impossible, tell your children the gospel even when it seems to land nowhere, and keep working in the place God set you, on the understanding that the timetable is his.
A warning against misapplication: this passage is not a promise that every church will grow rapidly, nor a rebuke to ministries that remain small. God’s sudden ingathering is his own act, not a technique to be reproduced, and Isaiah’s own ministry was marked by hearing that did not understand (Isaiah 6:9–10). Using verse 8 to shame faithful, unspectacular labor inverts the text, which was written to comfort exactly such laborers.
Application Question 1: Where has my discouragement about the church become a judgment about God’s ability?
Answer: Verse 8 asks four questions that all have the same obvious human answer — no, a nation cannot be born in a day — and then flatly announces that it will happen. Discouragement becomes unbelief at the point where our calculations start functioning as predictions about God. Elijah made this mistake, certain he was the only one left, and was told of seven thousand he could not see (1 Kings 19:18). The corrective is not optimism but repentance for measuring God’s work by what we can currently count, followed by prayer that is bold enough to ask for what our arithmetic forbids.
Why is this question important? Because discouragement of this kind quietly stops people praying. A church that has decided in advance what God will probably do has already limited its own asking, and Isaiah 66:8 exists to break that limit.
Application Question 2: Do I believe God will finish what he has begun in me?
Answer: Verse 9 puts the question in God’s own mouth: “Shall I bring to the point of birth and not cause to bring forth?” The fear it names is the fear of a half-done work — that conversion was real but perseverance is uncertain. Scripture answers by grounding assurance in God’s action rather than ours: “he who began a good work in you will bring it to completion” (Philippians 1:6). Assurance is not the confidence that I will hold on, but the confidence that he will not let go. The practical evidence to look for is not flawless progress but continued repentance, continued trembling at his word, and continued returning to Christ after failure.
Why is this question important? Because doubt on this point paralyzes obedience. A believer who suspects God may abandon the work will serve defensively, trying to secure what has already been secured, instead of serving out of gratitude.
Deep Study Question 1: How does the birth without labor in verse 7 relate to the curse of Genesis 3:16?
Answer: Genesis 3:16 made pain the condition of bringing forth children, and Isaiah has repeatedly used failed labor as the image of Israel’s helplessness (26:17–18; 37:3). Verse 7 announces a birth that precedes the pain entirely, which within Isaiah’s own symbolism means the reversal of the curse at the point where the curse was pronounced. The theological ground for that reversal is given three chapters earlier: the Servant was “pierced for our transgressions” and “the chastisement that brought us peace” was upon him (Isaiah 53:5). The pains of this birth were borne by another. Paul’s picture of creation “groaning together in the pains of childbirth” until the revealing of the sons of God (Romans 8:22) works the same imagery toward the same end.
Why is this question important? Because it shows how Isaiah thinks. He does not merely predict good outcomes; he takes the specific terms of the curse and announces their undoing, which is exactly how the New Testament presents the work of Christ.
Deep Study Question 2: What is the “nation brought forth in one moment,” and when is it born?
Answer: The immediate referent is the restored people of God in the age Isaiah has been describing since chapter 40 — a people so suddenly constituted that no natural process explains them. The New Testament identifies the fulfillment without hesitation. At Pentecost about three thousand souls were added in a day (Acts 2:41), and Peter addresses the resulting community as “a holy nation” (1 Peter 2:9), a phrase drawn straight from Exodus 19:6. The birth is therefore the constituting of the church, Jew and Gentile together, by the outpoured Spirit, and it continues wherever the gospel gathers people who were not a people (1 Peter 2:10). Its consummation waits for the great multitude no one can number (Revelation 7:9).
Why is this question important? Because it settles how Isaiah’s Zion language is to be read. The mother is Jerusalem and the children are all who are born of the promise, which is precisely Paul’s argument when he quotes Isaiah 54:1 in Galatians 4:26–27.
Section 4 — Peace Like a River and a Mother’s Comfort (Isaiah 66:10–14)
Key Insight
Verse 10 gathers two groups not normally addressed together: “Rejoice with Jerusalem, and be glad for her, all you who love her; rejoice with her in joy, all you who mourn over her.” Those who love Zion and those who mourn over her are summoned to one celebration, because what they loved and grieved is about to be restored. Verse 11 develops the maternal picture: “that you may nurse and be satisfied from her consoling breast; that you may drink deeply with delight from her glorious abundance.” Jerusalem is the nursing mother; her children are those who have wept for her.
Verse 12 gives the reason: “For thus says the LORD: ‘Behold, I will extend peace to her like a river, and the glory of the nations like an overflowing stream; and you shall nurse, you shall be carried upon her hip, and bounced upon her knees.’” Shalom comes not as a trickle but as a river — nahar denotes a permanent watercourse, not a seasonal wadi. Isaiah used the image in reverse when the River, the king of Assyria, was brought against a people who refused “the waters of Shiloah that flow gently” (8:6–7). Here the flood is peace, and the wealth that once left Jerusalem as tribute now flows in as the glory of the nations (60:5).
Then comes the sentence that closes the Book of Comfort’s long argument: “As one whom his mother comforts, so I will comfort you; you shall be comforted in Jerusalem” (v. 13). The verb is nacham, the word with which chapter 40 began — “Comfort, comfort my people, says your God” (40:1) — and it appears three times here. This is the third and last of Isaiah’s maternal images for God, after the woman crying out in labor (42:14) and the nursing mother who cannot forget her child (49:15). Calvin sees why Isaiah keeps returning to it: “because he can neither express the greatness and warmth of the love which God bears toward us, nor satisfy himself with speaking about it, for that reason he mentions and repeats it frequently” (Calvin, Commentary on Isaiah, on 66:13). Calvin’s observation is pastoral as well as literary — the repetition is not padding but the strain of language trying to carry an affection too large for it.
Verse 14 grounds the comfort in sight and in the body: “You shall see, and your heart shall rejoice; your bones shall flourish like the grass; and the hand of the LORD shall be known to his servants, and he shall show his indignation against his enemies.” Bones that flourish like grass reverse the dried bones of despair (Ezekiel 37:1–14). The verse ends by naming both destinies again — servants and enemies — which is how the whole chapter is built. Christologically, this comfort comes in the One who wept over Jerusalem and longed to gather her children “as a hen gathers her brood under her wings” (Matthew 23:37), and in the Comforter he sent (John 14:16–18).
Application
Receive comfort as a child receives it. Isaiah’s final image of God’s tenderness is deliberately domestic: a child nursed, carried on the hip, bounced on the knees, and quieted by his mother. Many Christians find this the hardest kind of grace to take, because it requires no contribution at all. If you are worn out, grieving, or ashamed, the instruction of this passage is not to strengthen yourself but to be comforted — to sit under the promises until they do their work, to let other believers speak them to you, and to stop treating your need of consolation as a failure.
Notice also whom God comforts here: those who mourn over Jerusalem. Grief for the state of God’s people is not disloyalty; it is one of the marks of those who love her. If you carry sorrow over your congregation, over the divisions in the wider church, or over children raised in the faith who have walked away, verse 10 puts you in the company of those who are summoned to rejoice, because the God who hears such mourning intends to answer it.
Finally, let this shape how you comfort others. The pattern is God’s own: he comforts personally, bodily, and without conditions, and Paul says the comfort we receive is the comfort we pass on (2 Corinthians 1:3–4). Practically that means presence before advice, patience with people whose grief outlasts your attention span, and a willingness to speak specific promises rather than general encouragement.
A warning against misapplication: the maternal imagery describes how God comforts; it does not license the invention of a mother-goddess or the rewriting of the names by which God has revealed himself. Scripture that compares God to a mother stands alongside the address he himself teaches us to use — “Our Father in heaven” (Matthew 6:9). Nor is this comfort a promise that the mourning will end in this life on our timetable; the verse says “you shall be comforted,” and its full measure belongs to the city yet to come.
Application Question 1: Am I willing to be comforted, or do I insist on comforting myself?
Answer: Verse 13 puts the believer in the position of a child who contributes nothing to his own consolation. That position is uncomfortable for people who have learned to manage their own pain, and self-management is often mistaken for spiritual maturity. The psalmist confesses the same struggle and its resolution: “my soul refuses to be comforted” (Psalm 77:2), until he turns to remember the deeds of the LORD. Being comforted by God is an act of faith, not a failure of resolve, and it usually begins with telling someone the truth about how you are and letting them speak Scripture back to you.
Why is this question important? Because refusing comfort looks like strength and functions like unbelief. The God of this verse means to be enjoyed as well as obeyed, and a Christian who will not be consoled has quietly decided that his grief is more reliable than God’s promise.
Application Question 2: Who around me is mourning over the church, and how can I rejoice with them rather than dismiss them?
Answer: Verse 10 names “all you who mourn over her” as legitimate members of the congregation, not as malcontents. Nehemiah wept and fasted over a ruined Jerusalem before he did anything else (Nehemiah 1:4), and Jesus wept over the city he was about to enter (Luke 19:41). Dismissing such grief as negativity silences people God is listening to. The right response is to sit with the mourner and then point him to the promise, which is exactly what verses 10–13 do: name the grief, then flood it with comfort. Practically, ask the person what they are grieving before you tell them what to think about it.
Why is this question important? Because congregations lose their most burdened members this way. Grief over the church is often the last stage before someone leaves it, and the passage shows God addressing such people directly and warmly.
Deep Study Question 1: Why does Isaiah use maternal imagery for God, and how should it be handled?
Answer: Isaiah does it three times — the woman crying out in labor (42:14), the nursing mother who cannot forget her child (49:15), and the mother who comforts here (66:13) — and each time the point of comparison is a specific quality of love: its intensity, its unbreakable attachment, its tenderness. These are similes, not names. God is never addressed as Mother in Scripture, and the revealed name by which we call on him is Father (Matthew 6:9). The similes tell us what his fatherly love is like, filling out the revealed name rather than competing with it. Read this way they guard against a cold and merely juridical picture of God without unsettling how he has told us to speak to him.
Why is this question important? Because both errors are live. Some readers flatten these texts away and lose their warmth; others build a theology of God’s motherhood on them, and Isaiah’s careful use of simile rather than address rules out both.
Deep Study Question 2: How does verse 13 complete what began at Isaiah 40:1?
Answer: Chapter 40 opens the book’s long movement of consolation with a double imperative — “Comfort, comfort my people, says your God” (40:1) — and the intervening chapters answer the question of how that comfort could be righteous, given the people’s sin. The answer arrives at chapter 53, where the Servant bears the iniquity of us all. By 66:13 the ground has been laid, and the verb nacham returns three times in one sentence, now in the first person: “so I will comfort you.” The comfort commanded at the start of the section is delivered by God himself at its end, and its shape is maternal rather than merely legal. The offer of 55:1 to everyone who thirsts stands between the two as the invitation by which the comfort is received.
Why is this question important? Because it shows that Isaiah’s structure is theological, not accidental. Comfort is announced, then justified by the Servant’s suffering, then given, and reading the book in that order keeps consolation from becoming sentimentality.
Section 5 — The LORD Comes in Fire (Isaiah 66:15–17)
Key Insight
The tenderness of verse 13 is followed immediately by theophany: “For behold, the LORD will come in fire, and his chariots like the whirlwind, to render his anger in fury, and his rebuke with flames of fire” (v. 15). The connective matters: the same God who comforts as a mother comes in fire, and Isaiah sets the two pictures side by side because they belong to one character. Fire and whirlwind are the standard vocabulary of divine appearing, from Sinai (Exodus 19:18) to the whirlwind out of which God answered Job (Job 38:1). Barnes notes the convention directly: “Fire is a common emblem to denote the coming of the Lord to judge and punish his enemies” (Barnes, Notes on the Bible, on Isaiah 66:15). The emblem is not decorative; fire consumes what is worthless and refines what is precious, and which it does depends on what it meets.
Verse 16 states the scope: “For by fire will the LORD enter into judgment, and by his sword, with all flesh; and those slain by the LORD shall be many.” The phrase “enter into judgment” (nishpat) is courtroom language; the judgment is judicial, not arbitrary. “All flesh” (kol basar) is universal, and the same phrase reappears in verse 23 for all who come to worship and in verse 24 for those to whom the rebels are an abhorrence. Isaiah’s final chapter puts every human being under one of two descriptions.
Verse 17 identifies who is judged, and the surprise is that they are religious: “Those who sanctify and purify themselves to go into the gardens, following one in the midst, eating pig’s flesh and the abomination and mice, shall come to an end together, declares the LORD.” These people consecrate themselves and observe purity rites, and they do so in order to participate in garden cults, following a leader into the rite and eating precisely the flesh God had declared unclean. The judgment falls not on distant pagans but on syncretists inside the covenant community — the same target as verses 3–4. Calvin, commenting on this theophany, observes that Isaiah “intended not only to smite wicked men, who are moved by no threatenings, and scorn all instruction, but to comfort good men, that they may feel that they are happy, because they are under God’s protection” (Calvin, Commentary on Isaiah, on 66:15). Calvin’s reading explains why the passage sits where it does: the fire is announced to the persecuted of verse 5 as their vindication, not merely to the wicked as their sentence.
Christologically, the New Testament takes up this language directly and gives it a face: “the Lord Jesus is revealed from heaven with his mighty angels in flaming fire” (2 Thessalonians 1:7–8). The judgment Isaiah announces is not an impersonal force but the return of the crucified Servant. That is also the gospel embedded in the terror, for the fire that will fall on impenitence has already fallen on him for all who are in him (Isaiah 53:5; Romans 8:1).
Application
Take seriously that God judges religion first. Every group Isaiah names in this chapter as facing judgment is a group that sacrifices, consecrates itself, and purifies itself. The application for a Christian congregation is uncomfortable and necessary: the presence of ritual, the language of holiness, and even a genuine scrupulousness about purity are not proof of anything. What the passage requires is that our practice and our loyalty match — that we are not consecrating ourselves on Sunday in order to follow another leader into another garden the rest of the week.
Let the certainty of judgment produce two effects rather than one. It should produce sobriety about ourselves, since “we must all appear before the judgment seat of Christ” (2 Corinthians 5:10), and that sobriety should show up in how quickly we repent and how honestly we confess. It should also produce endurance for those being mistreated, which is precisely how Paul applies the same imagery: God considers it just to repay with affliction those who afflict you, and to grant relief to the afflicted (2 Thessalonians 1:6–7). If you are the person of verse 5, cast out by your brothers, verses 15–16 are addressed to you as comfort.
A crucial warning against misapplication: nothing in this passage authorizes any believer to execute or to relish the judgment it describes. Vengeance belongs to God, precisely so that it does not belong to us — “never avenge yourselves, but leave it to the wrath of God” (Romans 12:19). A Christian who reads verses 15–17 with satisfaction at the fate of enemies has misread the chapter, which was written to make the reader tremble at God’s word, not to arm him against his neighbors. Nor may we use it to identify particular disasters as God’s fire on particular people; Jesus explicitly forbade that inference (Luke 13:1–5).
Application Question 1: Does the certainty of God’s judgment change how I live this week, or only what I believe?
Answer: Verse 16 says God will enter into judgment “with all flesh,” which includes the reader. Scripture consistently turns that doctrine into practical pressure rather than abstract information: “since all these things are thus to be dissolved, what sort of people ought you to be in lives of holiness and godliness” (2 Peter 3:11). A belief in judgment that never reaches the calendar is not yet functioning as belief. Concretely, it should show in unfinished business — a confession delayed, a debt unpaid, a relationship left broken, a habit tolerated because no one can see it.
Why is this question important? Because doctrinal assent is cheap and the passage is not aiming at assent. Isaiah wants the fire to do its work now, in repentance, rather than later, in judgment.
Application Question 2: Am I secretly pleased by the thought of God’s judgment on people I dislike?
Answer: Verse 17 is aimed at people inside the covenant community, which makes it very hard to read it as being about somebody else. When Jonah wanted Nineveh burned, God rebuked him with a question about his pity (Jonah 4:10–11), and when the disciples wanted fire called down on a Samaritan village, Jesus rebuked them (Luke 9:54–55). The right response to the doctrine of judgment is grief and urgency, not satisfaction. A useful test is whether you can pray sincerely for the conversion of the person whose judgment you have been imagining.
Why is this question important? Because a hard heart can hide inside orthodox eschatology. Believing rightly about hell while feeling wrongly about sinners is one of the most common and least examined faults among people who love doctrine.
Deep Study Question 1: What does fire signify in Scripture, and why is it the chosen image here?
Answer: Fire in Scripture accompanies God’s presence (Exodus 3:2; 19:18), consumes what cannot stand before him (Leviticus 10:2), and refines what can (Malachi 3:2–3; 1 Peter 1:7). Isaiah has used all three senses: the coal from the altar that purified the prophet’s lips (6:6–7), and here the flame that renders anger in fury. The same fire purifies the penitent and consumes the impenitent, which is why the image can stand in a chapter that ends with both worship and abhorrence. The New Testament preserves the double use exactly, describing a fire that tests each one’s work (1 Corinthians 3:13) and a fire that repays those who do not obey the gospel (2 Thessalonians 1:8).
Why is this question important? Because the image is not a mere synonym for destruction. Fire says that God’s holiness is one thing and its effect on us depends on what we are, which is the entire argument of Isaiah 66 compressed into a metaphor.
Deep Study Question 2: Why does verse 17 single out ritually scrupulous people rather than obvious pagans?
Answer: Because Isaiah’s target throughout the chapter is syncretism within the covenant community. The people described sanctify and purify themselves — the vocabulary of Levitical preparation — and then use that preparation to enter garden rites and eat unclean flesh. Isaiah has described the same practice earlier: sacrificing in gardens and sitting in tombs (65:3–4). The indictment is that the outward apparatus of true religion had been detached from its object and attached to another. Jesus’ charge against the Pharisees follows the same logic, cleaning the outside of the cup while the inside is full of greed (Matthew 23:25). The most dangerous idolatry in Scripture is nearly always the kind that keeps the forms.
Why is this question important? Because it forecloses a comfortable reading. Isaiah 66 is not a chapter about the world’s wickedness but about the church’s, and the reader who forgets that will apply every warning outward.
Section 6 — All Nations Gathered and Gentiles Made Priests (Isaiah 66:18–21)
Key Insight
“For I know their works and their thoughts, and the time is coming to gather all nations and tongues. And they shall come and shall see my glory” (v. 18). The verse begins with omniscience and ends with universal sight. God’s knowledge of works and thoughts makes his judgment just; his determination to gather “all nations and tongues” makes the chapter’s ending more than a threat, anticipating the multitude “from every nation, from all tribes and peoples and languages” (Revelation 7:9).
Verse 19 describes the means: “and I will set a sign among them. And from them I will send survivors to the nations, to Tarshish, Pul, and Lud, who draw the bow, to Tubal and Javan, to the coastlands far away, that have not heard my fame or seen my glory. And they shall declare my glory among the nations.” The mission is carried out by survivors of the judgment just described. The destinations sweep from the far west (Tarshish) through Asia Minor to Greece (Javan) and out to the coastlands, Isaiah’s term for the ends of the earth. The qualification is arresting: these peoples “have not heard my fame or seen my glory” — the phrase Paul takes up for his ambition to preach where Christ has not been named (Romans 15:20–21).
Verse 20 pictures the return traffic: “And they shall bring all your brothers from all the nations as an offering to the LORD… to my holy mountain Jerusalem, says the LORD, just as the Israelites bring their grain offering in a clean vessel to the house of the LORD.” The people themselves are the offering, an image Paul uses of his own priestly service (Romans 15:16). These incoming nations are called “your brothers,” answering the bitter “brothers” of verse 5.
Then verse 21, which goes further than anything else in the Old Testament: “And some of them also I will take for priests and for Levites, says the LORD.” Under Moses priesthood was fixed by descent; no Gentile could serve, and an unauthorized approach was fatal (Numbers 3:10). Barnes states the implication plainly: “The services of God would no longer be performed by the descendants of Aaron, or be limited to them, but would be performed by others who should be called to this office from the pagan world” (Barnes, Notes on the Bible, on Isaiah 66:21). Barnes is right that the verse cannot be domesticated: it announces the end of a genealogical priesthood, within the prophecy of a man who ministered while that priesthood still stood.
The fulfillment is the church. Peter tells scattered Gentile believers that they are “a chosen race, a royal priesthood, a holy nation, a people for his own possession” (1 Peter 2:9), and the song of the redeemed in heaven says that Christ by his blood ransomed people from every tribe and tongue “and you have made them a kingdom and priests to our God” (Revelation 5:9–10). The one High Priest makes priests of those he redeems.
Application
Let this passage set your expectations about the reach of the gospel. Isaiah names specific, distant, unreached places and says that survivors will be sent to them and that they will see God’s glory. The corresponding Christian conviction is not a vague hope that things will improve but a definite expectation that God intends worshipers from peoples who have not yet heard his fame. That should show in what you pray for, what you give to, and whether your congregation’s horizon extends past its own neighborhood.
Take seriously that you are among those sent. The survivors of verse 19 are ordinary people who came through judgment and were then dispatched. If you are in Christ you are on the receiving end of this promise — a Gentile brought in as an offering — and you are also on the sending end of it. The practical form of that is not necessarily relocation; it is that the person nearest you who has not heard should hear from you.
And take seriously that you are a priest. Verse 21 makes Gentiles priests and Levites, and the New Testament makes that the standing of every believer. The duties of a priest are to draw near to God, to offer sacrifice, and to bring others near. Under the new covenant those become confident access through Christ’s blood (Hebrews 10:19–22), the offering of your body and your praise (Romans 12:1; Hebrews 13:15), and the work of bringing others to God.
A warning against misapplication: the universal priesthood of believers does not abolish the office of the ministry, nor does it make every Christian’s opinion equally authoritative in the church. Christ still gives pastors and teachers (Ephesians 4:11), and the New Testament still requires order, examination, and ordination. Nor does the promise that God will gather all nations mean that every individual will be saved; the same chapter that gathers the nations ends at verse 24, and both must be held together.
Application Question 1: Whom has God put near me who has “not heard my fame or seen my glory”?
Answer: Verse 19 defines the mission field by ignorance of God’s glory rather than by geography, which means it begins at a distance measured in relationships rather than miles. The survivors are sent from among God’s people to those who have not heard. Practically, the question asks for names: the neighbor, the colleague, the relative for whom the gospel is genuinely new. The command to make disciples was given to ordinary believers, not to specialists (Matthew 28:19). Begin by praying for one named person daily and by being willing to answer honestly when asked what you believe.
Why is this question important? Because the promise of verse 18 becomes an abstraction unless it lands on someone in particular. A congregation that believes in world mission and knows no unbelievers by name has accepted the doctrine and declined the errand.
Application Question 2: Do I live as a priest, or as someone waiting for a priest?
Answer: Verse 21 makes priests out of people who had no genealogical claim to the office, and the New Testament applies that status to every believer (1 Peter 2:9). A priest draws near, offers, and brings others. If you are living as though access to God required an intermediary, you are declining what Christ purchased at the cost of his blood; the curtain was torn, and the invitation is to draw near with confidence (Hebrews 10:19–22). The concrete tests are simple: do you pray directly and often, do you offer your daily work as service to God, and do you speak to God on behalf of other people by name?
Why is this question important? Because passivity in prayer is often a doctrinal problem rather than a discipline problem. People who do not believe they have access do not use it, and Isaiah’s promise exists to tell them they do.
Deep Study Question 1: How radical is verse 21 within its own covenant setting?
Answer: Extremely. Under the Mosaic administration the priesthood was restricted to Aaron’s descendants, service at the sanctuary to the tribe of Levi, and any outsider who approached was to be put to death (Numbers 3:10). Foreigners could be incorporated into Israel, but not into the priesthood. For God to say “some of them also I will take for priests and for Levites” is to announce a change in the covenant administration itself, not merely a broadening of who may attend. Isaiah 56:6–7 had already promised foreigners a place at the altar and a house of prayer for all peoples; verse 21 goes further and gives them the office. Hebrews explains the mechanism: a change in the priesthood necessarily involves a change in the law (Hebrews 7:12).
Why is this question important? Because it shows the Old Testament itself pointing beyond its own arrangements. The prophet who ministered under the Aaronic priesthood announced its supersession, which is a powerful answer to the claim that the gospel’s inclusion of Gentiles was an afterthought.
Deep Study Question 2: In what sense are the nations brought “as an offering to the LORD” (v. 20)?
Answer: The image takes the grain offering brought in a clean vessel and replaces the grain with people. What is presented to God is not produce but persons, gathered from every direction and carried by whatever means will bring them. Paul uses exactly this picture of his own ministry, describing himself as a minister of Christ Jesus in the priestly service of the gospel, “so that the offering of the Gentiles may be acceptable, sanctified by the Holy Spirit” (Romans 15:16). Evangelism is therefore a priestly act, and converts are the offering. That also explains the vessel: the offering must be clean, and the cleansing is the Spirit’s work, not the evangelist’s achievement.
Why is this question important? Because it dignifies and disciplines mission at the same time. Bringing people to God is worship, not recruitment, which rules out both indifference and manipulation.
Section 7 — New Heavens, Unending Worship, and the Undying Worm (Isaiah 66:22–24)
Key Insight
The chapter, and the book, ends by fixing two things forever. First, permanence: “For as the new heavens and the new earth that I make shall remain before me, says the LORD, so shall your offspring and your name remain” (v. 22). Isaiah announced the new creation one chapter earlier — “For behold, I create new heavens and a new earth” (65:17) — and now uses its permanence as the measure of his people’s. The comparison is astonishing: the durability of the redeemed rests on the same divine “I make” as the new cosmos. Peter and John take up the promise (2 Peter 3:13; Revelation 21:1).
Second, worship: “From new moon to new moon, and from Sabbath to Sabbath, all flesh shall come to worship before me, declares the LORD” (v. 23). The calendar of Israel’s covenant becomes the rhythm of the world. “All flesh” — the same universal phrase used for judgment in verse 16 — now describes worshipers. The picture is not of obligation grudgingly kept but of unbroken adoration, which is how Revelation renders it: a city needing no temple, “for its temple is the Lord God the Almighty and the Lamb” (Revelation 21:22).
Then verse 24, the last verse of Isaiah: “And they shall go out and look on the dead bodies of the men who have rebelled against me. For their worm shall not die, their fire shall not be quenched, and they shall be an abhorrence to all flesh.” The scene is outside the city, in the place of corpses. Worm (tola’at) and fire (esh) are the agents of decay and destruction, and neither stops. The noun dera’on, “abhorrence,” occurs elsewhere only at Daniel 12:2, in that book’s twofold resurrection to life and to everlasting contempt. Calvin refuses to embellish it: “We must not here attempt to obtain subtle and ingenious interpretations; for he simply informs those who shall be adopted into the Church that they shall see, all around them, the dreadful vengeance of God” (Calvin, Commentary on Isaiah, on 66:24). Calvin’s restraint is the right model — the verse is meant to be felt, not decoded.
Jesus applied this verse to hell, quoting it as a warning to his own disciples about sin they were tempted to keep: “where their worm does not die and the fire is not quenched” (Mark 9:48). Barnes states the point of that use: “This entire passage is applied by the Saviour to future punishment; and is the fearful image which he employs to denote the final suffering of the wicked in hell” (Barnes, Notes on the Bible, on Isaiah 66:24). As a plain fact, synagogue practice repeats verse 23 after verse 24 so the reading does not end on the worm; the instinct is understandable, but Isaiah’s ordering is deliberate. The book that began with rebellious children (1:2) ends with rebellion’s outcome, and its only escape is the Servant pierced for transgressions (53:5) and the invitation to everyone who thirsts (55:1).
Application
Let the last verse do to you what Jesus meant it to do. He quoted it not to describe other people’s fate but to press his own disciples about their own seriousness — better to lose a hand than to keep a sin (Mark 9:43–48). So the first application is self-directed: name the sin you have been negotiating with, and deal with it decisively. The doctrine of final judgment is not primarily information about the world; in Jesus’ hands it is leverage against complacency in the church.
The second application is urgency toward others, expressed as compassion rather than threat. If verse 24 is true, then the people around you are not merely unfulfilled; they are in danger. That should make Christians kind, patient, and persistent, not shrill. Paul’s own summary of his motive is exactly this: “knowing the fear of the Lord, we persuade others” (2 Corinthians 5:11).
The third is worship. The chapter does not end at verse 24 in the sense that matters, because verse 23 has already told you what the redeemed will be doing forever, and verse 2 has told you the kind of person God looks upon. After sixty-six chapters of glory, judgment, empire, and Servant, the one God regards is humble, contrite, and trembling at his word. Make that your ambition. Everything else in this book has been leading there.
A warning against misapplication: verse 24 must be neither softened nor relished. To soften it is to correct Jesus, who used its exact words for final punishment. To relish it is to make oneself a spectator of judgment, which is the posture the verse describes but not the posture it commends; the ones looking on are the redeemed, and their reaction is horror, not enjoyment. Do not use this verse to speculate about the eternal state of specific people, and never preach it without the gospel that Isaiah 53 and 55 have already set beside it.
Application Question 1: What sin am I currently negotiating with that Jesus would tell me to cut off?
Answer: Mark 9:43–48 attaches Isaiah’s last verse to the most drastic language Jesus ever used about personal sin: better to enter life crippled than to be thrown into hell whole. The imagery is deliberately violent because negotiation is the normal human response to a sin we enjoy. Decisive action, not gradual management, is what Jesus prescribes, and it usually means removing the access rather than strengthening the resolve — changing the device, the route home, the friendship, the account, the hour. Ask what specific arrangement would make this sin impossible next week, and then make it.
Why is this question important? Because sins that are managed rather than killed tend to outlive every resolution made about them. Jesus quoted this verse to believers, not to unbelievers, which tells us where he expected the warning to do its work.
Application Question 2: Does the reality of final judgment make me more compassionate toward unbelievers, or more comfortable?
Answer: Verse 24 places the rebels outside the city and the redeemed looking on, and it is possible to read that scene with a kind of settled satisfaction. Paul’s response to the same doctrine was unceasing anguish and a willingness to be accursed himself for the sake of his kinsmen (Romans 9:2–3). The test of a right belief in judgment is grief for the lost and urgency in speaking to them. Practically, ask whether anyone has heard the gospel from you because you were afraid for them, and whether you can name someone you have wept over.
Why is this question important? Because complacency about hell is a settled condition rather than a passing mood, and it is nearly invisible. A doctrine of judgment that produces no compassion has been believed with the head and denied with the life.
Deep Study Question 1: How does Jesus’ use of verse 24 in Mark 9:48 govern how we should read it?
Answer: Jesus quotes the verse verbatim and applies it to Gehenna, the final state of the unrepentant, repeating the phrase for emphasis within a single passage. Three things follow. First, the verse is not exhausted by a picture of corpses in the Valley of Hinnom; the Lord himself reads it as describing final punishment. Second, the undying worm and unquenched fire are attributed to persons, not merely to bodies, which is why Daniel 12:2 pairs everlasting life with everlasting contempt after resurrection. Third, and most importantly for method, Jesus addresses the warning to disciples about their own hands, feet, and eyes. The verse is aimed at the reader, not at his enemies, and any use of it that reverses that aim has misused it.
Why is this question important? Because Mark 9:48 is the New Testament’s own commentary on Isaiah’s last sentence. When the Lord of the Scriptures interprets a verse, that interpretation is not one option among several, and it settles both the meaning and the manner of preaching it.
Deep Study Question 2: Why does the book of Isaiah end here, with worship and judgment side by side?
Answer: Because that is the structure of the whole prophecy. Isaiah opens with a covenant lawsuit against children who have rebelled (1:2) and offers, in the same breath, scarlet sins made white as snow (1:18). It runs through judgment on Judah, on the nations, and on the whole earth, and through comfort, Servant, and invitation. Ending with verses 23 and 24 together refuses the two false endings: a universalism that empties judgment of meaning, and a bare terror that forgets the Servant who bore it. The redeemed of verse 23 are there because of chapter 53; the rebels of verse 24 are there because they refused the invitation of chapter 55. The two destinies are the two answers to one gospel.
Why is this question important? Because a reader’s instinct is always to keep one half and drop the other. Isaiah’s final juxtaposition makes that impossible, and it teaches preachers to hold comfort and warning in the same hand, as the prophet and the Lord both did.
Cross References
Comparative Gospel Study
Not Applicable as Direct Comparison — Isaiah is an Old Testament prophetic oracle in poetry, not Gospel narrative. However, Isaiah 66:1–24 anticipates key Gospel themes:
The true temple. The question “what is the house that you would build for me?” (v. 1) is answered when Jesus points to his own body and says, “Destroy this temple, and in three days I will raise it up” (John 2:19–21). Stephen presses Isaiah’s question against the Sanhedrin (Acts 7:48–50), and the Gospels record the accusation about the temple returning at Jesus’ trial (Mark 14:58). The house God will not be confined to is finally a person.
The blessedness of the poor in spirit. Verse 2 names the one God looks upon — humble, contrite, trembling at his word — and the Sermon on the Mount opens with the same person: “Blessed are the poor in spirit, for theirs is the kingdom of heaven” (Matthew 5:3). Mary’s song sings the same reversal, that God “has exalted those of humble estate” (Luke 1:52). The measure by which Isaiah’s book ends is the measure by which Jesus’ preaching begins.
Worship in spirit and truth. The indictment of sacrifice offered without obedience (vv. 3–4) prepares for Jesus’ words to the Samaritan woman, that the hour is coming when true worshipers will worship the Father in spirit and truth, and that the Father is seeking such people (John 4:21–24). Both texts relocate acceptable worship away from a site and a rite and into a heart that God himself has made willing.
Rejection by one’s own. In verse 5 brothers hate and cast out those who tremble at God’s word while using pious language to do it. The Gospels show this fulfilled in the ministry of Jesus, who “came to his own, and his own people did not receive him” (John 1:11), and in his warning that his disciples would be put out of the synagogues by people who thought they were offering service to God (John 16:2).
The gathering of the nations and the fire at the end. Verse 18 promises the gathering of all nations and tongues, which the Gospels turn into a commission to make disciples of all nations (Matthew 28:19). Verse 24 supplies the words Jesus himself uses for final judgment (Mark 9:48). The two destinies Isaiah sets side by side reappear together in Jesus’ picture of the sheep and the goats (Matthew 25:31–46).
Old Testament Connections
Pentateuch. Genesis 3:16 sets pain as the condition of childbirth, and Isaiah 66:7 announces a birth before the pain. Genesis 12:3 promises blessing to all the families of the earth, and 66:18–21 shows it arriving. Exodus 19:6 makes Israel a kingdom of priests, a status 66:21 extends to Gentiles. Exodus 40:34–35 has the glory filling the tabernacle, which 66:1 sets in perspective. Leviticus 11 defines the pig as unclean, which is why 66:3 and 66:17 are so shocking. Numbers 3:10 restricts priestly service to Aaron’s line, the very restriction 66:21 lifts. Deuteronomy 28 sets blessing and curse before Israel; Isaiah 66:14 and 66:24 are their final form.
Historical Books. 1 Kings 8:27 is the closest parallel to 66:1: Solomon confesses at the dedication of the temple that heaven cannot contain God. 2 Kings 22:11–13 shows Josiah trembling at the rediscovered book, an enacted picture of 66:2. 1 Samuel 15:22 states the principle behind 66:3, that to obey is better than sacrifice. Nehemiah 8:9 records a congregation weeping as the Law is read.
Wisdom Literature. Psalm 51:17 defines the sacrifice God will not despise as a broken and contrite heart, which is 66:2 in the language of penitence. Psalm 132:13–14 speaks of Zion as God’s resting place, the promise 66:1 assumes even while questioning its abuse. Psalm 102:25–27 contrasts a perishing creation with the God who remains, the background to the new creation of 66:22. Job 38:1 has God answering out of the whirlwind, the theophanic form of 66:15.
Major Prophets. Isaiah 57:15 is the nearest internal parallel to 66:2, the High and Lofty One dwelling with the contrite. Isaiah 40:1 supplies the verb fulfilled at 66:13, and Isaiah 53:5 supplies the ground on which comfort can be given at all. Isaiah 65:17 introduces the new heavens and new earth that 66:22 assumes. Jeremiah 7:4–11 delivers a temple sermon in the same key as 66:1–4. Ezekiel 37:1–14 gives the dry bones that flourish, matching 66:14. Daniel 12:2 shares the rare word for abhorrence with 66:24 and adds the twofold resurrection.
Minor Prophets. Amos 5:21–24 has God hating feasts offered without justice, exactly the logic of 66:3. Hosea 6:6 states the preference for steadfast love over sacrifice. Micah 6:6–8 asks what God requires and answers with justice, kindness, and humble walking, which is 66:2 in ethical form. Malachi 1:11 promises that in every place incense will be offered to God’s name among the nations, and Malachi 3:2–3 supplies the refiner’s fire that stands beside 66:15.
New Testament Fulfillment
Gospels and Acts. Mark 9:48 quotes Isaiah 66:24 verbatim and applies it to final judgment. Acts 7:49–50 quotes 66:1–2 in Stephen’s defense, and Stephen’s death at the hands of his own countrymen enacts 66:5. John 2:19–21 identifies the true temple as the body of Christ. Matthew 5:3 pronounces the blessing of 66:2 over the poor in spirit. Acts 2:41 shows a nation born in a day, and Acts 10–11 and 15 record Gentiles received without circumcision, the practical outworking of 66:18–21.
Paul’s Epistles. Romans 15:16 describes Paul’s ministry in the priestly terms of 66:20, presenting the Gentiles as an acceptable offering. Romans 15:20–21 takes up Isaiah’s concern for those who have not heard. Galatians 4:26–27 reads Zion as the mother of the free children of promise, the same maternal picture as 66:7–13. 2 Corinthians 1:3–4 makes the God of all comfort the source of the comfort we pass on, in the pattern of 66:13. 2 Thessalonians 1:6–10 renders 66:15–16 in explicitly Christological terms.
General Epistles and Revelation. 1 Peter 2:9 calls Gentile believers a royal priesthood and a holy nation, fulfilling 66:21. 2 Peter 3:13 waits for the new heavens and new earth of 66:22. Hebrews 7:12 explains why the priesthood could change, and Hebrews 12:29 keeps the consuming fire before the reader. Revelation 5:9–10 makes the ransomed of every tribe a kingdom and priests; Revelation 7:9 gathers the multitude of 66:18; Revelation 21:1 and 21:22 give the new creation without a temple.
Redemptive-Historical Context
Isaiah 66 stands at the far end of the Bible’s storyline in miniature, touching every stage of it. Creation is the ground of the opening argument: heaven is God’s throne and earth his footstool because “all these things my hand has made, and so all these things came to be” (v. 2). The Creator cannot be housed by the creature, and every claim upon him that rests on what human hands have built is refused at the outset. This is not incidental; Isaiah has argued from creation against idols throughout the book, and here he argues from creation against a domesticated religion inside the covenant community itself.
The Fall shows through the chapter in two places. The pain of childbirth pronounced in Genesis 3:16 is the assumed background of verses 7–9, and Isaiah’s announcement of birth before labor is an announcement that the curse has been reversed at one of its named points. And the rebellion of verse 24 uses the same vocabulary the book opened with — children who have rebelled against their father (1:2). The chapter thus ends where the human problem began, with rebellion, and refuses to pretend the problem has evaporated.
Redemption is present in the chapter more by dependence than by explicit statement, and this is important for reading it rightly. Isaiah 66 nowhere repeats the argument of chapter 53, but it presupposes it at every point. Comfort can be extended to sinners because the Servant was pierced for their transgressions (53:5). The birth without labor is possible because another bore the pains. The offering of the nations is acceptable because there is a sacrifice that actually takes away sin. Gentiles can be priests because a High Priest has arisen who is not of Aaron’s line (Hebrews 7:11–14). Verses 15–16 announce the fire of judgment, and the gospel is that this fire fell on Christ in the place of all who are in him (Romans 8:1).
Consummation dominates the chapter’s final movement. The new heavens and the new earth (v. 22) are not a repair of the present order but a re-creation whose permanence secures the permanence of God’s people. The worship of verse 23 is unbroken and universal, gathering “all flesh” into the covenant calendar. Revelation takes up both promises directly (Revelation 21:1, 22).
The already and not yet runs through all of it. The temple question of verse 1 is already answered in Christ’s body and in the Spirit-indwelt church, yet believers still await the city where God dwells with man. The nation born in a day has already begun at Pentecost and continues in every conversion, yet the great multitude is not yet gathered. Priests have already been made of Gentiles, yet the perfect priestly service belongs to the age to come. Comfort is already given, yet tears are not yet wiped away. And the fire of verses 15–16 has already fallen at Golgotha for the redeemed, while its final execution is still future. To read this chapter as entirely fulfilled is to lose the hope; to read it as entirely future is to lose the gospel that is already ours in Christ.
Systematic Theology Connection
The Attributes of God
Isaiah 66 opens with a compressed doctrine of God. His immensity is stated in spatial terms — heaven is his throne and earth his footstool — and his aseity in causal terms: “All these things my hand has made, and so all these things came to be” (v. 2). He needs nothing, receives nothing that is not already his, and cannot be contained by what he made. His omniscience is asserted at verse 18, “I know their works and their thoughts,” which is what makes the judgment of verses 15–16 just rather than arbitrary. His holiness appears as the fire of verse 15, and his goodness as the maternal comfort of verse 13. The chapter refuses to let these attributes be played against one another; the God who comforts as a mother is the God who comes in fire, and it is the same character expressing itself toward different objects.
The Westminster Confession gathers these in its second chapter, describing God as infinite in being and perfection, a most pure spirit, invisible, without body, parts, or passions, immutable, immense, eternal, incomprehensible, almighty (WCF 2.1), and adds that all things are open and manifest to him, so that nothing is contingent or uncertain to him. The Shorter Catechism’s fourth answer, that God is a Spirit, infinite, eternal, and unchangeable in his being, wisdom, power, holiness, justice, goodness, and truth, is Isaiah 66 in summary form.
Practically, this doctrine forbids two errors that the chapter itself attacks. It forbids the attempt to manage God by ritual, because a God who needs nothing cannot be bribed. And it forbids despair, because a God who knows works and thoughts also knows the affliction of those cast out for his name’s sake (v. 5). Cross-references: Psalm 139:1–6; Acts 17:24–25; 1 Kings 8:27; Jeremiah 23:24.
The Sovereignty of God in Providence and Judgment
The chapter presents God as the one who chooses, gathers, sends, comforts, and judges, with no rival agency anywhere in view. He chooses harsh treatment for those who chose their own ways (vv. 3–4). He opens the womb and completes the birth (v. 9). He extends peace like a river (v. 12). He gathers all nations and tongues and sets a sign among them (vv. 18–19). He takes some for priests (v. 21). He makes the new heavens and the new earth (v. 22). Every decisive verb belongs to him.
Isaiah’s sovereignty is never abstract. It is exercised toward specific ends and it always leaves human responsibility intact: “when I called, no one answered, when I spoke, they did not listen” (v. 4). The Confession states both sides carefully — God ordains whatsoever comes to pass, yet so as neither to be the author of sin nor to offer violence to the will of the creature (WCF 3.1), and his providence extends to the first fall and all other sins, ordering them for his own holy ends while the sinfulness proceeds only from the creature (WCF 5.4).
The practical implications are considerable. Sovereignty is the ground of the mission in verses 18–21: survivors are sent because God has determined to be known among peoples who have not heard his fame, which is why evangelism is hopeful work rather than a gamble. It is also the ground of comfort in verse 9, since the God who began the birth will complete it. And it is the ground of patience under persecution in verse 5, because the vindication is his to give. Cross-references: Ephesians 1:11; Romans 9:14–24; Proverbs 16:9; Acts 4:27–28.
Regeneration and Effectual Calling
Verses 7–9 are, in narrative form, a doctrine of new birth. A nation is brought forth in a moment, before labor, by an act that lies wholly outside the order of nature. Isaiah is speaking corporately of the people of God, but the corporate picture rests on individual reality: no one enters this nation by descent, effort, or gradual improvement, any more than a child arranges its own birth. Jesus says as much to Nicodemus — “unless one is born again he cannot see the kingdom of God” (John 3:3) — and John says of those who received Christ that they were born “not of blood nor of the will of the flesh nor of the will of man, but of God” (John 1:13).
Verse 2 supplies the evidence of that birth: humility, contrition, and trembling at God’s word. These are not preconditions the sinner supplies in order to attract God’s attention; they are the marks of a heart God has already begun to soften, since the natural mind does not tremble at his word but resents it (Romans 8:7). Effectual calling is visible in the chapter’s asymmetry: God calls and no one answers (v. 4), and yet God also gathers nations who never sought him and makes them priests (vv. 18–21).
The Confession describes effectual calling as God’s work of enlightening minds, taking away the heart of stone, renewing the will, and determining that will to what is good, effectually drawing sinners to Jesus Christ, yet so that they come most freely, being made willing by his grace (WCF 10.1). The Shorter Catechism’s answer on effectual calling names the same three movements — conviction of sin and misery, enlightening of the mind, and renewing of the will. The pastoral use is direct: if you tremble at God’s word, someone has been at work in you. Cross-references: Ezekiel 36:26–27; John 6:44; 1 Peter 1:3; Titus 3:5.
The Church and the Priesthood of Believers
Verse 21 is one of the Old Testament’s most far-reaching statements about the people of God: “And some of them also I will take for priests and for Levites, says the LORD.” Under Moses the priesthood was closed by genealogy, and an outsider who approached the sanctuary was to die (Numbers 3:10). Isaiah announces that God will draw priests from the nations, which requires a change in the covenant administration itself, and Hebrews explains that a change of priesthood necessarily brings a change of law (Hebrews 7:12).
The New Testament names the fulfillment without hesitation. Peter tells scattered believers that they are “a chosen race, a royal priesthood, a holy nation, a people for his own possession” (1 Peter 2:9), and Revelation’s song says Christ has made the ransomed from every tribe and tongue “a kingdom and priests to our God” (Revelation 5:9–10). The church, Jew and Gentile together, is the continuation and enlargement of the one people of God, not a separate entity.
The Confession describes the catholic or universal church as consisting of the whole number of the elect gathered into one under Christ its head (WCF 25.1), and the Larger Catechism describes the communion in grace that believers have with Christ in his offices. That priesthood is exercised in confident access to God through Christ’s blood (Hebrews 10:19–22), in the offering of the believer’s body as a living sacrifice (Romans 12:1), in the sacrifice of praise (Hebrews 13:15), and in bringing others near.
It follows that no believer needs a human mediator, and equally that the universal priesthood does not abolish the ordained ministry Christ gave to his church (Ephesians 4:11–12). Cross-references: Isaiah 56:6–7; Exodus 19:6; Romans 15:16; Revelation 1:5–6.
The Word of God and the Fear of the Lord
The chapter’s measure of a true worshiper is his relation to God’s word: he “trembles at my word” (v. 2), and those who tremble at it are addressed directly in verse 5. Conversely, the indictment of verse 4 is a word-indictment — “when I called, no one answered, when I spoke, they did not listen.” Isaiah is not describing a mood but a settled posture toward divine speech, the same posture Josiah displayed when the rediscovered book was read to him (2 Kings 22:11) and Ezra’s hearers displayed when they wept (Nehemiah 8:9).
This is the doctrine of Scripture applied to the affections. If God has spoken, then his word carries his authority, and the appropriate response is reverence that issues in obedience. The Confession grounds that authority not in the church’s testimony but in God himself, the author of Scripture, who is truth itself (WCF 1.4), and adds that our full persuasion of its infallible truth comes from the inward work of the Holy Spirit bearing witness by and with the word in our hearts (WCF 1.5). The trembling of verse 2 is therefore a Spirit-wrought response, not a natural temperament.
Practically, this shapes both private reading and public preaching. It means reading Scripture expecting to be addressed rather than merely informed, and it means preaching that aims at conscience. It also gives a usable test: a person who tremble at God’s word will accept correction from it at the point where correction is costly. Where Scripture is only a resource for confirming what we already hold, verse 2 has not yet described us. Cross-references: Ezra 9:4; Psalm 119:120; Isaiah 57:15; 2 Timothy 3:16–17.
The Last Things: Judgment and the New Creation
Isaiah 66 closes the book with an eschatology in three parts. There is a coming of the LORD in fire, entering into judgment with all flesh (vv. 15–16). There is a new heavens and new earth that will remain before God, guaranteeing the permanence of his people and their name (v. 22). And there is a final, irreversible separation between those who come to worship and those who have rebelled, whose worm does not die and whose fire is not quenched (vv. 23–24).
The New Testament confirms every element. The coming in fire is the revelation of the Lord Jesus with his mighty angels (2 Thessalonians 1:7–8). The new creation is awaited by Peter and seen by John (2 Peter 3:13; Revelation 21:1). And the words of verse 24 are taken directly onto the lips of Christ as a description of hell (Mark 9:48), which forecloses any reading that reduces them to the fate of corpses outside Jerusalem.
The Confession teaches that God has appointed a day in which he will judge the world in righteousness by Jesus Christ, that the wicked shall be cast into eternal torments and punished with everlasting destruction, and that the righteous shall receive fullness of joy in the presence of the Lord (WCF 33.1–2), adding that Christ would have us certainly persuaded that there shall be a day of judgment both to deter all men from sin and for the greater consolation of the godly in their adversity (WCF 33.3). That last clause is Isaiah’s own pastoral logic in verses 5 and 15–16.
The practical implications are the ones the chapter itself draws: sober self-examination, decisive dealing with sin, urgency and compassion toward the unconverted, and steady endurance for the mistreated. Cross-references: Daniel 12:2; Matthew 25:31–46; 2 Corinthians 5:10; Romans 2:5–8.
Reformed Theology
Read within the covenant of grace, Isaiah 66 is the last movement of a single argument that began in Genesis 3:15 and runs through Abraham, Sinai, David, and the Servant. The covenant of grace has always had two features that this chapter brings to their sharpest Old Testament expression: it is God’s initiative from first to last, and it was never intended to stop at the borders of one nation. Both are stated here without qualification. God chooses (v. 4), opens the womb and completes the birth (v. 9), extends peace (v. 12), comforts (v. 13), gathers (v. 18), sends (v. 19), and takes priests from the nations (v. 21). The human contribution is either rebellion or the trembling God’s own word produces.
The confessional echoes are dense. Westminster’s teaching that God’s covenant with man is a voluntary condescension, since the distance between God and the creature is so great that they could never have any fruition of him as their blessedness apart from it (WCF 7.1), is exactly the point of verses 1–2: the Creator who fills heaven and earth stoops to look at a contrite man. The Confession’s insistence that the covenant of grace was administered differently under the law and under the gospel, yet is one and the same covenant under various dispensations (WCF 7.5–6), is precisely what allows Isaiah to announce Gentile priests while the Aaronic priesthood is still standing. And Westminster’s chapter on the last judgment, with its double purpose of deterring the wicked and consoling the godly, reproduces the pastoral logic of verses 5, 15–16, and 23–24.
Typologically the chapter is rich. The temple is a type whose antitype is Christ’s body and then his people (John 2:19–21; 1 Corinthians 3:16). The Aaronic priesthood is a type whose antitype is the priesthood of all believers under one High Priest (1 Peter 2:9; Hebrews 7:23–28). Zion is a type of the church, the mother of the children of promise, which is how Paul argues in Galatians 4:26–27. The sacrificial system is a type whose insufficiency verse 3 exposes and whose fulfillment chapter 53 has already provided. Vos taught that revelation advances organically with redemptive history, and Isaiah 66 is a textbook case: the institutions God gave are shown, from within, to point beyond themselves.
On Israel and the church, the Reformed reading takes verses 18–21 as decisive. Gentiles are not annexed to a separate program; they are brought to God’s holy mountain, called “your brothers,” presented as an offering, and made priests. That is one people, enlarged. Calvin, commenting on this section, sees the removal of the distinction between Jew and Gentile as the very substance of the promise, and the New Testament says the same in the language of a broken dividing wall (Ephesians 2:14–16). Scholars in this tradition read the chapter accordingly: Motyer treats chapters 65–66 as the book’s final vision of the new creation in which Isaiah’s whole theology of the remnant comes to rest; Oswalt stresses that the chapter’s ethical demand and its universal hope belong together; Beale traces the temple theme from Eden through Isaiah to the city that needs no temple; Sproul pressed the holiness of God as the key that makes both verse 13 and verse 24 intelligible; and Ferguson’s treatment of the Spirit’s work illuminates why a man trembles at a word he once resented. Spurgeon, who preached often from Isaiah though he left no verse-by-verse commentary on it, made verse 2 a favorite text for the discouraged, and the use is right: the book’s last word on who pleases God is not achievement but contrition.
Dispensational Theology
A Dispensational reading of Isaiah 66 begins from the literal-grammatical hermeneutic and its corollary that promises made to national Israel are fulfilled by national Israel. On that basis the chapter is read as a description of the end of the present age and the establishment of the millennial kingdom, with a consistent distinction maintained between Israel and the church.
Verses 1–4 are taken as an indictment of Israel’s worship at a particular moment, and many Dispensational interpreters connect them to a future temple whose sacrifices are offered in unbelief — a temple built during the tribulation period and repudiated by God in the terms of verses 3–4. Verse 5, on this reading, describes the persecution of the believing Jewish remnant by their own unbelieving countrymen during that period.
Verses 7–9 are read as Israel’s national rebirth. Scofield’s notes and the writers who followed him take the “nation brought forth in one moment” to refer to the sudden conversion of the Jewish nation at the end of the tribulation, when they look on the one they have pierced (Zechariah 12:10) and “all Israel will be saved” (Romans 11:26). Some in this tradition have applied the imagery to the founding of the modern state of Israel; more careful Dispensational writers such as Walvoord and Pentecost treat the verse as spiritual rebirth at Christ’s return rather than a political event.
Verses 12–14 are located in the millennium, when Jerusalem is the center of a restored kingdom and the wealth of the nations flows to her. Verses 15–17 are read as the second advent in judgment, coordinated with Zechariah 14 and Revelation 19. Verses 18–21 describe the millennial kingdom’s worship, with Israel at its center, the nations streaming to Jerusalem, and — on this reading — a restored temple and sacrificial system in which the sacrifices function as memorials of the cross, as Ezekiel 40–48 is understood to require. Ryrie and Pentecost defend the memorial view; the taking of priests and Levites “of them” in verse 21 is generally referred to Israelites gathered from the nations rather than to Gentiles, in order to preserve the distinction between Israel and the church.
Verses 22–24 are placed at the transition to the eternal state, with the new heavens and new earth understood as a literal re-creation and the worship of verse 23 as literal Sabbath and new moon observance in the kingdom. Verse 24 is read as an actual scene outside Jerusalem, visible to the redeemed, and as a literal description of eternal conscious punishment.
The differences from the Reformed reading are focused and clear. Where the Reformed interpreter takes the Gentile priests of verse 21 as the fulfillment of the promise that all nations would be blessed in Abraham’s seed, and therefore as the church, the Dispensational interpreter preserves the categories of Israel and the church as distinct throughout, with the millennial kingdom as the arena where Israel’s national promises are literally kept. Where the Reformed interpreter reads the temple question of verse 1 as pointing to Christ and his people as the true temple, the Dispensational interpreter expects further literal temples in the future. Both traditions affirm the reality of Christ’s return, the certainty of judgment, and the new creation; they differ over whether Isaiah’s Zion language terminates on a restored national center or on the one people of God gathered from all nations.
Bibliography
- Albert Barnes, Notes on the Bible, on Isaiah 66 (public domain; consulted at biblehub.com).
- G. K. Beale, The Temple and the Church’s Mission and A New Testament Biblical Theology.
- John Calvin, Commentary on Isaiah, on Isaiah 66 (public domain; consulted at biblehub.com).
- D. A. Carson, The Gagging of God and Matthew (Expositor’s Bible Commentary).
- Sinclair B. Ferguson, The Holy Spirit (Contours of Christian Theology).
- John Gill, Exposition of the Bible, on Isaiah 66 (public domain; consulted at biblehub.com).
- Matthew Henry, Concise Commentary on the Whole Bible, on Isaiah 66 (public domain; consulted at biblehub.com).
- Anthony A. Hoekema, The Bible and the Future.
- Carl F. Keil and Franz Delitzsch, Commentary on the Old Testament, vol. 7, Isaiah.
- Meredith G. Kline, Kingdom Prologue.
- J. Alec Motyer, The Prophecy of Isaiah: An Introduction and Commentary.
- Raymond C. Ortlund Jr., Isaiah: God Saved Sinners (Preaching the Word).
- John N. Oswalt, The Book of Isaiah, Chapters 40–66 (NICOT).
- J. Dwight Pentecost, Things to Come.
- John Piper, Let the Nations Be Glad!
- Matthew Poole, Annotations upon the Holy Bible, on Isaiah 66 (public domain; consulted at biblehub.com).
- Charles C. Ryrie, Dispensationalism.
- C. I. Scofield, ed., The Scofield Reference Bible.
- R. C. Sproul, The Holiness of God.
- Geerhardus Vos, Biblical Theology: Old and New Testaments.
- John F. Walvoord, The Millennial Kingdom.
- Barry G. Webb, The Message of Isaiah (The Bible Speaks Today).
- The Westminster Confession of Faith, with the Larger and Shorter Catechisms.
- E. J. Young, The Book of Isaiah, 3 vols. (NICOT).

Leave a Reply