Isaiah 51:15 · Bible study
Isaiah 51:15 Commentary: God Who Stirs the Sea
Hebrew · 8 what the commentators say
Meaning in one sentence
What does it mean that God stirs up the sea? A study of Yahweh's power over chaos and how this title reassures exiled Israel.
Research Summary
- Meaning: Yahweh declares His sovereign control over the sea, reassuring exiled Israel that the God who divided the Red Sea still rules over all chaos and oppressors.
- Key words: ro‛eia‛ (H7280), a participle whose root can mean “stir up” or “make rest”; the debate contributes to the verse’s richness. “Yahweh of Armies” (H3068 + H6635), a title emphasizing God’s command over all powers.
- Main debate: Does the verb mean God agitates the sea (K&D, LXX) or calms it (Barnes, Gill)? Both readings affirm total control.
- Theological theme: Divine sovereignty over creation and history, as the basis for the covenant community’s confidence in exile.
- Best use: Comforting the fearful by grounding hope in God’s proven power, especially when human threats seem overwhelming.
Translation Comparison
BSB Berean Standard Bible 2020
For I am the LORD your God who stirs up the sea so that its waves roar— the LORD of Hosts is His name.
WEB World English Bible 2000
For I am Yahweh your God, who stirs up the sea so that its waves roar. Yahweh of Armies is his name.
KJV King James Version 1769
But I am the Lord thy God, that divided the sea, whose waves roared: The Lord of hosts is his name.
ASV American Standard Version 1901
For I am Jehovah thy God, who stirreth up the sea, so that the waves thereof roar: Jehovah of hosts is his name.
YLT Young's Literal Translation 1898
And I am Jehovah thy God, Quieting the sea, when its billows roar, Jehovah of Hosts is His name.
Darby Darby Bible 1890
And I am Jehovah thy God, who raiseth the sea, so that its waves roar: Jehovah of hosts is his name.
Douay-Rheims Douay-Rheims Bible 1899
But I am the Lord thy God, who trouble the sea, and the waves thereof swell: the Lord of hosts is my name.
Translations in other languages (10 available)
Empero yo Jehová, que parto la mar, y suenan sus ondas, soy tu Dios, cuyo nombre es Jehová de los ejércitos.
Pois eu sou o SENHOR teu Deus, que divido o mar, e bramam suas ondas. EU-SOU dos exércitos é o seu nome.
Je suis l’ Éternel, ton Dieu,
Denn ich bin der HERR, dein Gott, der das Meer bewegt, daß seine Wellen wüten; sein Name heißt HERR Zebaoth.
Want Ik ben de HEERE, uw God, Die de zee klieft, dat haar golven bruisen; HEERE der heirscharen is Zijn Naam.
Poiché io sono l’Eterno degli eserciti, il tuo Dio, che solleva il mare, e ne fa muggir le onde; il cui nome è: l’Eterno degli eserciti.
Ja zaiste jestem Pan, Bóg twój, który rozdzielam morze, tak, że szumią wały jego; Pan zastępów jest imię moje.
Я Господь, Бог твой, возмущающий море, так что волны его ревут: Господь Саваоф - имя Его.
我 是耶和華─你的 神─攪動 大海，使海中的波浪 匉訇─萬軍 之耶和華 是我的名。
For I am the Lord your God, who makes the sea calm when its waves are thundering: the Lord of armies is his name.
Verse in Context
Original Language (Biblical Hebrew)
Old Testament · Biblical Hebrew · Isaiah 51:15
Source: STEPBible TAGNT/TEHB (CC-BY 4.0). Click or tap a morphology code to see the full parsing.
Scholars' Consensus
Commentators unanimously read this verse as a declaration of Yahweh’s absolute sovereignty over the sea, recalling the Exodus deliverance. The verb ro‛eia‛ (רגע, H7280) divides them. Barnes and Gill argue the same root appears in Isaiah 51:4 as “make to rest,” so God here stills the sea, rebuking it as He did at the Red Sea (Exodus 14). Keil & Delitzsch and the Septuagint read it as “frightens up” or “stirs up,” emphasizing God’s power to agitate chaos at will. Both sides agree the title Yahweh of Armies (Lord of Hosts) crowns the assertion: the One who commands all powers, heavenly, earthly, and cosmic, now speaks directly to His frightened people. The focus is not the mechanism (stir or still) but the fact: the sea obeys Him, and so will the oppressor.
How settled is the interpretation?
Interpretive difficulty: Medium
Main views:
- God stills the sea (tranquilizing interpretation): The same root <em>ra‛a‛</em> appears in Isa 51:4 meaning 'make rest'; Targum and Syriac read 'rebuke'; Barnes and Gill argue this fits the Exodus context where God rebukes the sea and it becomes calm.
- God stirs up the sea (agitating interpretation): Septuagint (LXX) translates as 'who disturbs'; Keil & Delitzsch see the verb as 'frightens up'; the immediate context of waves roaring suggests agitation.
What is clear: Regardless of the verb’s nuance, the verse unequivocally declares Yahweh’s sovereign control over the sea, and this control serves as the foundation for His promise to deliver exiled Israel from their oppressors.
What Scholars Agree and Debate
| Topic | Agreed | Debated |
|---|---|---|
| Meaning of the Hebrew verb <em>ra‛a‛</em> (רגע) | The verb describes God’s absolute authority over the sea, connecting to His deliverance at the Exodus. | Barnes and Gill read it as 'still' or 'make rest' (parallel to Isa 51:4); Keil & Delitzsch and the Septuagint read it as 'stir up' or 'disturb' (based on the context of the sea roaring). |
| Specific historical reference of 'the sea' | The verse evokes the Red Sea miracle, central to Israel’s identity as a delivered people. | Some commentators (e.g., Barnes) emphasize the literal Red Sea parting; others (e.g., Cambridge Bible) see a broader reference to God’s ongoing control over the cosmic sea of chaos. |
| Purpose of the title 'Yahweh of Armies' | The title affirms God’s supreme authority over all heavenly and earthly forces. | Protestant traditions often stress comfort for the oppressed church; Catholic interpretations may connect it more directly to the divine name revealed to Moses and the covenant. |
| Connection to the surrounding context (vv. 12, 14) | Verse 15 concludes an argument that God is the comforter of Zion, so fear of human oppressors is misplaced. | Some see verse 15 as a parenthetical doxology (Gill, Matthew Henry), while others treat it as the logical proof of God’s ability to deliver (Keil & Delitzsch). |
Historical & Cultural Context
Isaiah 51 belongs to the “Book of Comfort” (chapters 40, 55), addressed to Judean exiles in Babylon around 540 BC. The people are described as afraid of “the fury of the oppressor” (v. 13), the Babylonian empire that had destroyed Jerusalem and carried them away.
The verse reaches back to the founding event of Israel’s identity: the Exodus, when Yahweh “divided the sea” (Nehemiah 9:11; Psalm 136:13). In the ancient Near East, the sea was a symbol of chaos and death (cf. the Canaanite god Yam). By claiming to “stir up the sea so that its waves roar,” God asserts His mastery over this chaos. He is no mere nature deity; He is the Lord who can both raise a storm and command it to silence, as He did at the Red Sea (the wind that piled the waters, then released them on the Egyptians).
The title “Yahweh of Armies” (Yahweh Ṣeba’oth) echoes Amos and Jeremiah. It presents God as commander of every power, angelic hosts and earthly armies. For a people surrounded by Babylonian might, this title declares that the true authority belongs not to Nebuchadnezzar but to the One who holds the sea in His hand.
Textual Notes
The supplied commentaries and textual notes indicate no significant textual variants for Isaiah 51:15. The Masoretic Text is consistent across Hebrew manuscripts. The Septuagint reads ho tarassōn (“who disturbs”), which reflects a possible interpretive nuance of the Hebrew root but not a different underlying text. The main scholarly discussion is lexical and interpretive, not text-critical.
Reception History
Early Christian readers (e.g., Jerome, Cyril of Alexandria) saw in this verse a type of Christ’s authority over demonic powers, the sea symbolizing the chaos of fallen creation. Reformation-era commentators such as John Calvin and Matthew Henry emphasized the comfort this verse provides to believers facing persecution: the God who rules the sea also rules the tyrant. Modern scholarship (Barnes, Keil & Delitzsch) focuses on the verse’s rhetorical function within the larger consolation address of Isaiah 40, 55, noting how the Exodus motif grounds hope in Yahweh’s proven power. Across traditions, the verse has been sung in hymns of God’s sovereignty and used in liturgies for deliverance from fear.
Preaching This Verse
Three-point outline
- God introduces Himself by His saving name. “I am Yahweh your God” echoes the covenant formula from Sinai. Before telling His people what He can do, He reminds them whose they are.
- God’s power over the sea is His résumé. Whether interpreting the verb as “stirs up” or “calms,” the point is total control. The same hand that parted the Red Sea still rules the chaos of history.
- That title is His final word. “Yahweh of Armies is his name.” He does not merely have power, He is power. No empire, no enemy, no fear stands outside His command.
Five-point outline
- God speaks to exiles who feel forgotten.
- He names Himself: covenant God, personal Deliverer.
- He points to the sea, the ancient symbol of chaos, as His servant.
- He highlights the paradox: the sea roars, but only because He stirs it.
- He signs His name: Yahweh of Armies, the Lord of every host.
Illustration hooks
- A lifeguard at a rough beach: the waves seem dangerous, but the lifeguard knows when to pull swimmers out and when to let them ride. The ocean is not in charge.
- Watching a powerful storm from inside a solid house: the wind and rain are terrifying, but the roof holds. God is the roof.
- A parent reassuring a child afraid of a bully at school. The parent cannot be everywhere, but the child remembers the parent’s past protection. God’s past deliverance (the Exodus) is the guarantee of present help.
Questions your congregation is asking
- Is God really stronger than the powers that frighten me, my boss, my debts, my health crisis?
- Does “stirring up” mean God sometimes causes the storms in my life? If so, why?
- How can I trust a God who controls the sea when my life feels like a shipwreck?
Leading a Discussion
Isaiah 51:15 comes in a passage where God comforts exiles who are afraid of human oppressors. He reminds them who He is: the One who commands the sea. This study helps a group connect God’s power over creation with His protection of His people.
Discussion questions
- Read Isaiah 51:12, 15 aloud. What emotions do you hear in these verses, fear, hope, anger, relief?
- In verse 15, God says He “stirs up the sea.” What does that image make you think of? Does it comfort you or unsettle you?
- The Hebrew verb ra‛a‛ in verse 15 can mean either “stir up” or “make rest” (see Isa. 51:4). How does that double meaning affect the way you understand God’s relationship to chaos?
- Why do you think God points specifically to the sea in this promise? How would the original exiles in Babylon have heard that reference?
- What “sea” are you facing right now, an overwhelming situation, a frightening person, a sense of helplessness? How does God’s title “Yahweh of Armies” speak into that situation?
- Verse 11 (just before this passage) says the redeemed “return with singing to Zion.” How does remembering past deliverance help you trust God for future deliverance?
- What is one practical way you can remind yourself this week that God is the Lord who stirs (or calms) the sea?
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)
| Nehemiah 9:11 | You divided the sea before them, so that they went through the middle of the sea on the dry land; and you cast their pursuers into the depths, as a stone into the mighty waters. |
| Job 26:12 | He stirs up the sea with his power, and by his understanding he strikes through Rahab. |
| Psalms 74:13 | You divided the sea by your strength. You broke the heads of the sea monsters in the waters. |
| Psalms 114:3 | The sea saw it, and fled. The Jordan was driven back. |
| Psalms 114:5 | What was it, you sea, that you fled? You Jordan, that you turned back? |
| Psalms 136:13 | to him who divided the Red Sea apart, for his loving kindness endures forever; |
| Isaiah 47:4 | Our Redeemer, Yahweh of Armies is his name, is the Holy One of Israel. |
| Isaiah 48:2 | for they call themselves citizens of the holy city, and rely on the God of Israel; Yahweh of Armies is his name. |
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
7 public-domain commentaries, condensed into plain language.
Barnes' Notes on the Bible Protestant 1832
Barnes highlights God's power to still the sea by rebuke, not by stirring it up as some translations suggest. He reads the Hebrew verb as indicating a calming or restraining action, pointing to the Red Sea miracle as the definitive example of God making the raging sea rest through his command.
Geneva Bible Notes Reformed 1599
And I am the Lord thy God that deuided the Sea, when his waues roared: the Lord of hostes is his Name.
Gill's Exposition of the Bible Baptist 1748
Gill draws attention to the Hebrew word behind "divided the sea," which carries the sense of stilling or quieting its roar. This shows God's power to rebuke and calm not only the natural sea but also the fury of persecutors, whether pagan or papal. As Lord of hosts, he commands every army and can deliver his people.
Jamieson-Fausset-Brown Commentary Protestant 1871
JFB notes a wordplay in the Hebrew: the same root used for “make to rest” earlier can mean either “divide” (as in the exodus from Egypt) or “terrify” the sea so its waves roar. He sees the context of the exodus as favoring the meaning of dividing the Red Sea.
Keil & Delitzsch OT Commentary Protestant 1876
Keil and Delitzsch ground the promise in a logical argument: since Jehovah Himself is the church's comforter, His people have no reason to fear any mortal. They stress the absurdity of forgetting the almighty Creator out of terror for a man who will die like grass. The tormentor's fury will vanish, and the captive will be swiftly freed, sustained by Jehovah who stirs the sea.
Lange's Commentary Reformed 1857
Lange reads this chapter as a dramatic dialogue among four speakers, with the Servant of Jehovah appearing veiled—His unity with God beginning to shine through but not yet plain. He also draws a sharp distinction: the people who have God's law in their hearts are not ethnic Israel but the spiritual congregation of believers from all nations.
Matthew Henry's Commentary Reformed/Presbyterian 1710
Matthew Henry identifies the "arm of the Lord" in this prayer as either Christ himself or God acting directly. He clarifies that God never actually sleeps, so the call for him to "awake" is a plea for him to show visibly that he is watching over his people and ready to rescue them.