Isaiah 10:13 · Bible study
Isaiah 10:13 Commentary: The Boast of the Assyrian King
Hebrew · 11 what the commentators say
Meaning in one sentence
A study on the Assyrian king's boast in his own strength and wisdom, and why God condemns such self-glorification, pointing to His sole sovereignty.
Research Summary
- Meaning: The Assyrian king boasts that his own strength and wisdom accomplished his conquests, a pride that God will judge.
- Key words: ‘Strength’ (יָד, hand/power), ‘wisdom’ (חָכְמָה, skill/cleverness), ‘understanding’ (בִּין, discernment), ‘valiant man’ (כַּאבִּיר/כַּבִּיר, bull/mighty one).
- Main debate: Whether the word for ‘valiant man’ is Kethib (bull) or Qere (mighty one), and whether the king’s wisdom refers to cunning or divine gift.
- Theological theme: God’s sovereignty over human rulers; the sin of self-glorification and forgetting that every good gift comes from Him.
- Best use: A warning against pride, a call to humility, and a declaration of God’s control over history even when evil seems to flourish.
Translation Comparison
BSB Berean Standard Bible 2020
For he says: ‘By the strength of my hand I have done this, and by my wisdom, for I am clever. I have removed the boundaries of nations and plundered their treasures; like a mighty one I subdued their rulers.
WEB World English Bible 2000
For he has said, “By the strength of my hand I have done it, and by my wisdom, for I have understanding. I have removed the boundaries of the peoples, and have robbed their treasures. Like a valiant man I have brought down their rulers.
KJV King James Version 1769
For he saith, By the strength of my hand I have done it, and by my wisdom; for I am prudent: and I have removed the bounds of the people, and have robbed their treasures, and I have put down the inhabitants like a valiant man:
ASV American Standard Version 1901
For he hath said, By the strength of my hand I have done it, and by my wisdom; for I have understanding: and I have removed the bounds of the peoples, and have robbed their treasures, and like a valiant man I have brought down them that sit on thrones:
YLT Young's Literal Translation 1898
For he hath said, `By the power of my hand I have wrought, And by my wisdom, for I have been intelligent, And I remove borders of the peoples, And their chief ones I have spoiled, And I put down as a mighty one the inhabitants,
Darby Darby Bible 1890
For he saith, By the strength of my hand I have done [it], and by my wisdom, for I am intelligent; and I have removed the bounds of the peoples, and have robbed their treasures, and, like a valiant man, I have brought down them that sit [on thrones];
Douay-Rheims Douay-Rheims Bible 1899
For he hath said: By the strength of my own hand I have done it, and by my own wisdom I have understood: and I have removed the bounds of the people, and have taken the spoils of the princes, and as a mighty man hath pulled down them that sat on high.
Translations in other languages (10 available)
Porque dijo: Con la fortaleza de mi mano lo he hecho, y con mi sabiduría; porque he sido prudente: y quité los términos de los pueblos, y saqueé sus tesoros, y derribé como valientes los que estaban sentados:
Pois ele diz: Fiz isso com a força de minha mão e com minha sabedoria, pois sou esperto; e tirei as fronteiras dos povos, e roubei seus bens, e como guerreiro abati aos moradores.
Car il dit: C’ est par la force de ma main que j’ ai agi,
darum daß er spricht: Ich habe es durch meiner Hände Kraft ausgerichtet und durch meine Weisheit, denn ich bin klug; ich habe die Länder anders geteilt und ihr Einkommen geraubt und wie ein Mächtiger die Einwohner zu Boden geworfen,
Omdat hij gezegd heeft: Door de kracht mijner hand heb ik het gedaan, en door mijn wijsheid, want ik ben verstandig; en ik heb de landpalen der volken weggenomen, en heb hun voorraad geroofd, en heb als een geweldige de inwoners doen nederdalen;
Poich’egli dice: “Io l’ho fatto per la forza della mia mano, e per la mia sapienza, perché sono intelligente; ho rimosso i confini de’ popoli, ho predato i loro tesori; e, potente come sono, ho detronizzato dei re,
Bo rzecze: W mocy ręki mojej uczyniłem to, i w mądrości mojej; bom był mądry, i odjąłem granice narodów, a skarby ich zabrałem, i wytraciłem obywateli jako mocarz.
Он говорит: "силою руки моей и моею мудростью я сделал это, потому что я умен: и переставляю пределы народов, и расхищаю сокровища их, и низвергаю с престолов, как исполин;
因為 他說：我所成就的 事是靠我手 的能力 和我的智慧，我本 有聰明。我挪移 列國 的地界，搶奪 他們所積蓄的財寶；並且我像勇士，使坐寶座的 降為卑。
For he has said, By the strength of my hand I have done it, and by my knowledge, for I am wise: and I have taken away the limits of the peoples' lands, and the stores of their wealth have become mine; and I have made towns low in the dust, sending destruction on those living in them;
Verse in Context
Original Language (Biblical Hebrew)
Old Testament · Biblical Hebrew · Isaiah 10:13
Source: STEPBible TAGNT/TEHB (CC-BY 4.0). Click or tap a morphology code to see the full parsing.
Scholars' Consensus
Commentators across traditions agree that this verse records the Assyrian king’s arrogant claim that his own power and intelligence achieved his conquests. Calvin notes that the king ascribes to his own ‘power and wisdom all the victories which he obtained,’ while Barnes adds that he attributes his success to his own understanding rather than to God. Gill points out that the king draws attention to his strength and strategy, giving no credit to divine providence. The consensus is that this boast reveals a heart of self-glorification that directly contradicts the reality that God alone grants victory. The surrounding context (v.5-6, 15) makes clear that Assyria was merely God’s tool, an axe in the hand of the one who wields it. The king’s sin is not in conquering, but in taking for himself the glory that belongs only to God. This pride is what merits divine punishment, as stated in v.12.
How settled is the interpretation?
Interpretive difficulty: Low
What is clear: The king’s boast is condemned because it arrogates to himself the glory that belongs to God alone, and God will judge him for his pride.
What Scholars Agree and Debate
| Topic | Agreed | Debated |
|---|---|---|
| The meaning of ‘like a valiant man’ | All commentators agree that the phrase refers to the king's claim of strength and valor in subduing rulers. | Kethib reads ‘like a bull’ (כַּאבִּיר), possibly a symbol of Assyrian royalty; Qere reads ‘like a mighty one’ (כַּבִּיר). Keil and Delitzsch prefer the bull imagery; others (Barnes, Gill) see it as ‘mighty one’. |
| The source of the king’s wisdom | All agree that the king attributes his success to his own prudence rather than to God. | Some (Calvin) emphasize cunning and dishonest stratagems; others (Cambridge) note that the Hebrew word for ‘prudent’ (נְבֻנוֹתִי) carries a sense of insight, which could be applied to political or military acumen. |
| The nature of removing boundaries | All agree that changing national borders was an assertion of absolute power that usurps God’s role. | Is this a literal change of boundaries (Barnes, Gill) or a metaphor for political control and deportation (Cambridge)? Both are supported by Assyrian practice. |
Historical & Cultural Context
The Assyrian king’s boast reflects actual historical patterns of the Neo-Assyrian Empire (8th century BC). The claim to have ‘removed the boundaries of the peoples’ matches the Assyrian policy of deporting conquered populations and redrawing provincial lines, as seen in 2 Kings 17:6 and 17:24. This was a deliberate measure to break national identity and prevent rebellion. In the ancient Near East, land boundaries were often seen as divinely ordained (Deuteronomy 32:8; Job 38:5). By altering them at will, the king was claiming a prerogative that belonged to God alone.
The boast ‘by my wisdom, for I am prudent’ also fits the Assyrian royal inscriptions, where kings frequently extolled their own cleverness and military genius. Sennacherib, the likely speaker here, left annals boasting of his sieges and plunder. Yet Isaiah frames these words as blasphemy. The context (v.5-11) shows that God sent Assyria as a rod of discipline against Israel, but the king’s heart did not intend to serve God’s purpose, only to destroy and exalt himself.
The image of gathering eggs like a nest (v.14) further underscores the king’s view of his victories as effortless finds, with no resistance. The cross-references to 2 Kings 15:29, 18:11 describe the actual deportations and plunder that fulfilled these words. By placing the boast within a prophecy of judgment (v.12, 16-19), Isaiah shows that the same God who rules over history will humble the proud.
Textual Notes
The Hebrew text of Isaiah 10:13 presents two notable variants. The word translated ‘valiant man’ appears as ka'abbir (כַּאבִּיר, Kethib), which can mean ‘like a bull’ or ‘like a strong one,’ and kabbir (כַּבִּיר, Qere), meaning ‘mighty one.’ The Kethib reading is supported by some manuscripts and aligns with the bull as a symbol of Assyrian strength in their art (Keil and Delitzsch). The Qere reading is followed by many translations due to its clarity. Additionally, the word for ‘treasures’ (עֲתוּדוֹת) appears in the Kethib as athudoth (prepared things) and in the Qere as athidoth (things prepared, provisions). The verb ‘I have robbed’ (שׁוֹשֵׂתִי) is a unique Poel form of the root שָׁסָה, typical of late biblical Hebrew. The imperfect forms וְאָסִיר and וְאוֹרִיד with simple vav (rather than vav consecutive) are classified as poetic or late forms (Lange’s commentary). No major textual variants affect the core meaning of the verse.
Reception History
This verse has been received across Christian tradition as a classic warning against pride. Matthew Henry applied it to any who boast in their own strength and wisdom rather than acknowledging God’s providence. Calvin used it to illustrate the ingratitude of the wicked, who claim credit for God’s gifts. Later commentators like Barnes and Gill saw it as a mirror for spiritual pride, warning believers against attributing their conversion or holiness to their own will. In the broader history of interpretation, the verse is often paired with Deuteronomy 8:17 to teach that all success is from God. The image of the axe boasting against the one who wields it (v.15) has been cited in discussions of divine sovereignty, especially in Reformed theology, where it highlights human responsibility under God’s ultimate control.
Preaching This Verse
Three-point outline
- The anatomy of pride: The king claims his own strength (hand), wisdom, and understanding, three pillars of self-reliance. Each is a gift from God, yet he takes full credit.
- The actions of arrogance: He removes boundaries, robs treasures, and brings down rulers, acts of dominion that he views as his own achievements, forgetting he is only an instrument.
- The divine reversal: God will punish this pride (v.12). The same hand that boasts will be cut down; the same wisdom will be shown as folly.
Five-point outline
- Context: Assyria was God’s rod of anger (v.5-6), but the king misunderstands his role.
- The boast: “By the strength of my hand… by my wisdom… I have done it.”
- The claim of independent power: “I have removed bounds… robbed treasures… brought down rulers.”
- The underlying sin: Self-glorification and denial of God’s hand.
- The coming judgment: God’s response, affirming that He alone is sovereign.
Illustration hooks
- In a workplace, an employee takes credit for a team project, forgetting the boss, the colleagues, and the resources that enabled the success. How often do we do that with our lives before God?
- When we look at a successful harvest, a safe journey, or a recovered health, do we first think of our own effort or of the One who gives rain, breath, and strength?
Questions your congregation is asking
- Does God not want us to use our talents and strengths? Where is the line between confidence and pride?
- If God uses evil rulers for his purposes, does that make him responsible for their sin?
- How can I tell when I am attributing my successes to God rather than to myself in a genuine way?
Leading a Discussion
This verse records a king’s boast, but it holds up a mirror to every human heart. We all tend to credit our own power and wisdom for what we achieve. The surrounding passage (Isaiah 10:5-19) shows that God is in control even of the proudest rulers. As you discuss, consider what it means to live with genuine dependence on God.
Discussion questions
- Why does the king mention both strength and wisdom? What does that reveal about his self-image?
- Read Deuteronomy 8:17-18. How does Moses’ warning in that verse relate to the king’s words?
- In what areas of life do you find it hardest to acknowledge that your success comes from God rather than your own effort?
- Isaiah 10:15 uses the image of an axe boasting against the one who swings it. Why is that a powerful picture of God’s sovereignty?
- How should we balance taking responsibility for our work with recognizing that all ability is a gift from God?
- The king claimed to have ‘removed the boundaries of the peoples.’ Historically, boundaries were seen as set by God. How does this apply to the way we treat limits in our own lives, whether material, relational, or spiritual?
- What might repentant humility look like for someone who has been successful in their career or ministry? How could they ‘boast in the Lord’ instead?
Word Study
The key original-language words in this verse. Select any word for its full lexicon entry — meaning, every occurrence in Scripture, and related words.
Cross-References
Source: Treasury of Scripture Knowledge (TSK, public domain)
| Deuteronomy 8:17 | and lest you say in your heart, “My power and the might of my hand has gotten me this wealth.” |
| II Kings 15:29 | In the days of Pekah king of Israel, Tiglath Pileser king of Assyria came and took Ijon, Abel Beth Maacah, Janoah, Kedesh, Hazor, Gilead, and Galilee, all the land of Naphtali; and he carried them captive to Assyria. |
| II Kings 16:8 | Ahaz took the silver and gold that was found in Yahweh’s house, and in the treasures of the king’s house, and sent it for a present to the king of Assyria. |
| II Kings 17:6 | In the ninth year of Hoshea the king of Assyria took Samaria and carried Israel away to Assyria, and placed them in Halah, and on the Habor, the river of Gozan, and in the cities of the Medes. |
| II Kings 17:24 | The king of Assyria brought people from Babylon, from Cuthah, from Avva, and from Hamath and Sepharvaim, and placed them in the cities of Samaria instead of the children of Israel; and they possessed Samaria and lived in its cities. |
| II Kings 18:11 | The king of Assyria carried Israel away to Assyria, and put them in Halah, and on the Habor, the river of Gozan, and in the cities of the Medes, |
| II Kings 18:15 | Hezekiah gave him all the silver that was found in Yahweh’s house and in the treasures of the king’s house. |
| II Kings 18:32 | until I come and take you away to a land like your own land, a land of grain and new wine, a land of bread and vineyards, a land of olive trees and of honey, that you may live and not die. Don’t listen to Hezekiah when he persuades you, saying, “Yahweh will deliver us.” |
Interlinear and lexical data from STEPBible (CC BY 4.0). Cross-reference data from OpenBible.info (CC BY 4.0). Commentaries are public domain.
For personal reflection
Read the devotional page — prayer, application, and "for families"
What the Commentators Say
10 public-domain commentaries, condensed into plain language.
Adam Clarke's Commentary Methodist/Wesleyan 1826
Clarke points to a manuscript variant where the word for "strong" appears as "kabbir" rather than the usual spelling, and cites Jewish commentators who read it as referring to people who dwelled in a great and strong place. On this reading, the verse declares that God has brought such people down to the ground.
Barnes' Notes on the Bible Protestant 1832
Barnes focuses on Sennacherib’s boast about removing the ancient boundaries of kingdoms and remaking them at his own will. He sees this as the ultimate claim of absolute power—blotting out old limits and taking full control, as if the world belonged to him.
Cambridge Bible for Schools and Colleges Anglican 1880
The commentator highlights that the Assyrian king's boast about removing national boundaries reflects a policy that violated the divinely ordained order of distinct peoples. This practice of erasing national identities through deportation and unified administration was considered a transgression of God's arrangement for the world.
Geneva Bible Notes Reformed 1599
The Geneva Notes emphasize that the Assyrian king boasts in his own power and wisdom, taking full credit for his conquests. He attributes his success to himself alone, not to God, revealing an arrogant self-reliance that provokes divine judgment.
Gill's Exposition of the Bible Baptist 1748
Gill draws a sharp parallel between the Assyrian king's boastful claim that his own strength and wisdom won his conquests and the spiritual arrogance of those who ascribe their own regeneration and salvation to free will or good works rather than to God's grace. In both cases, the proud person takes credit that belongs to God alone.
Jamieson-Fausset-Brown Commentary Protestant 1871
JFB emphasizes that the Assyrian king credits his own shrewdness for his victories, not God's oversight. His crime is that he has torn down borders God Himself set and overthrown thrones God established, all while boasting as if his own might accomplished it.
Keil & Delitzsch OT Commentary Protestant 1876
Keil-Delitzsch draws attention to the irony in the passage: when God stops punishing Israel to avoid destroying them, His judgment turns against Assyria, which had boasted that its own might and wisdom won its victories. The Assyrian king compares himself to a bull, an emblem of royalty, and describes plundering nations like robbing bird nests, with no one daring to resist.
Lange's Commentary Reformed 1857
Lange’s focus is the sheer absurdity of a tool taking credit for the work of the one using it. The climax comes in the image of a rod trying to lift the hand that holds it. Assyria’s arrogance is not just acting without God but actually imagining that God exists to serve him.
Matthew Henry's Commentary Reformed/Presbyterian 1710
Henry highlights the dramatic irony: Assyria is merely God's rod, used to discipline His people, yet it boasts as if its conquests came from its own strength. The sovereign creator will not let the tool boast against the hand that wields it and will punish that pride when His purpose is finished.
Wesley's Explanatory Notes Methodist/Wesleyan 1754
Wesley treats "removed" as military conquest — invading and annexing land, citing the proverb against moving ancient boundaries. He then reads "put down" the same way: stripping former rulers of their glory and power. Both terms describe God’s judgment through foreign domination.