Genesis 7:10-12 · Bible study
Genesis 7:10-12 Commentary: The Seven Days Before the Flood
Hebrew · 9 what the commentators say
Meaning in one sentence
Why did God wait seven days after Noah entered the ark? A study of the precise date, the bursting of the deep, and the forty days of rain.
Research Summary
- Meaning: The flood begins after seven days of waiting, showing God’s patience and the comprehensive, irreversible nature of judgment.
- Key words: Fountains (ma‘yanot, springs), deep (tehom, subterranean ocean), windows/floodgates (’arubbot), rain (geshem), forty days.
- Main debate: The exact month, autumn (Tisri, Marchesvan) or spring (Nisan, Iyar), depending on how the primeval calendar is reconstructed.
- Theological theme: God’s judgment and mercy; the unmaking of creation and the preservation of the faithful remnant.
- Best use: A sermon or lesson on the character of God, his patience, precision, and power in judgment, and on the call to wait in faith.
Translation Comparison
BSB Berean Standard Bible 2020
10And after seven days the floodwaters came upon the earth.
11In the six hundredth year of Noah’s life, on the seventeenth day of the second month, all the fountains of the great deep burst forth, and the floodgates of the heavens were opened.
12And the rain fell upon the earth for forty days and forty nights.
WEB World English Bible 2000
10After the seven days, the floodwaters came on the earth.
11In the six hundredth year of Noah’s life, in the second month, on the seventeenth day of the month, on that day all the fountains of the great deep burst open, and the sky’s windows opened.
12It rained on the earth forty days and forty nights.
KJV King James Version 1769
10And it came to pass after seven days, that the waters of the flood were upon the earth.
11In the six hundredth year of Noah’s life, in the second month, the seventeenth day of the month, the same day were all the fountains of the great deep broken up, and the windows of heaven were opened.
12And the rain was upon the earth forty days and forty nights.
ASV American Standard Version 1901
10And it came to pass after the seven days, that the waters of the flood were upon the earth.
11In the six hundredth year of Noah’s life, in the second month, on the seventeenth day of the month, on the same day were all the fountains of the great deep broken up, and the windows of heaven were opened.
12And the rain was upon the earth forty days and forty nights.
YLT Young's Literal Translation 1898
10And it cometh to pass, after the seventh of the days, that waters of the deluge have been on the earth.
11In the six hundredth year of the life of Noah, in the second month, in the seventeenth day of the month, in this day have been broken up all fountains of the great deep, and the net-work of the heavens hath been opened,
12and the shower is on the earth forty days and forty nights.
Darby Darby Bible 1890
10And it came to pass after seven days that the waters of the flood were on the earth.
11In the six hundredth year of Noah's life, in the second month, on the seventeenth day of the month, on that same day all the fountains of the great deep were broken up, and the windows of heaven were opened.
12And the pour of rain was on the earth forty days and forty nights.
Douay-Rheims Douay-Rheims Bible 1899
10And after the seven days were passed, the waters of the flood overflowed the earth.
11In the six hundredth year of the life of Noe, in the second month, in the seventeenth day of the month, all the fountains of the great deep were broken up, and the floodgates of heaven were opened:
12And the rain fell upon the earth forty days and forty nights.
Verse in Context
Original Language (Biblical Hebrew)
Old Testament · Biblical Hebrew · Genesis 7:10
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 the seven-day interval after Noah entered the ark served as a period of final preparation and divine patience. The Cambridge Bible calls it “a period of probation and patience” before the fulfillment of God’s word. Matthew Henry highlights Noah’s readiness to obey, entering the ark even though no rain had fallen. On the flood’s mechanics, Barnes and Calvin concur that the deluge resulted from a cosmic tearing-open of both the “fountains of the great deep” below and the “windows of heaven” above. The precise date, the six hundredth year, second month, seventeenth day, is widely read as a mark of historical reliability, with Clarke and Gill weighing the calendar options. The forty days of rain, Wesley notes, fell without intermission. All interpret the passage as the decisive onset of divine judgment, unfolding with deliberate order and power.
How settled is the interpretation?
Interpretive difficulty: Medium
Main views:
- Autumn (Tisri) calendar: Jewish tradition holds that the primeval year began at the autumnal equinox (Tisri). Clarke and Lightfoot adopt this, making the second month Marchesvan (October-November), the start of Palestine's rainy season.
- Spring (Nisan) calendar: After the Exodus, the religious year began in Nisan (March-April). Some commentators, including Gill’s cited sources, apply this retroactively, setting the flood in May when rivers flood from snowmelt in Mesopotamia.
What is clear: The flood began after a divinely appointed period of waiting, with waters released from both above and below, covering the earth in an act of comprehensive judgment and salvation.
What Scholars Agree and Debate
| Topic | Agreed | Debated |
|---|---|---|
| The meaning of the seven-day wait | All commentators see the seven days as a period of preparation and divine patience before judgment begins. | Some emphasize Noah’s need to complete final arrangements; others (Calvin, Cambridge) stress God’s mercy in giving the wicked time to consider his warning. |
| The source of the floodwaters | The flood came from both subterranean waters ('fountains of the great deep') and atmospheric waters ('windows of heaven'). Both are acts of God. | Whether this reflects literal geological events or phenomenological language (describing what appears to happen) is interpreted differently. Barnes sees a gradual sinking of the land; Poole speaks of water stored above the firmament. |
| The calendar and date | The date is deliberate and historically framed: the six hundredth year, second month, seventeenth day. | The month is disputed. Clarke and Lightfoot argue the primeval year began in Tisri (autumn), making the second month Marchesvan. Others (some rabbinic tradition) place the start in Nisan (spring), putting the flood in spring. The Septuagint reads 'twenty-seventh day,' likely a scribal harmonization with Gen 8:14. |
Historical & Cultural Context
The cosmology behind this passage draws on ancient Israel’s understanding of a three-tiered universe. Above the sky were reservoirs of water held in place by God (Genesis 1:7; Psalm 33:7). The “great deep” (tehom) referred to the subterranean ocean that fed springs and wells. Calvin observes that the Creator originally restrained these waters to make dry land habitable; now he removed those barriers in a single act of reversal. The tearing-open language (Niphal verbs “were split open,” “were opened”) emphasizes that God himself undid the ordered creation.
The date places the flood in the second month. Jewish tradition, cited by Clarke and Gill, identified this as Marchesvan (October, November), the start of the rainy season in Palestine. But if the primeval year began in spring (Abib/Nisan), the month would be Iyar, corresponding to April, May, when the Tigris and Euphrates flood from snowmelt. The Cambridge Bible notes that both options link naturally to known rainfall or river patterns.
The seven-day wait echoes other biblical moments where God grants a period of grace before judgment (compare the seven-day siege of Jericho, the seven days of waiting in Joshua 6). Calvin argues that God prolonged the process so that Noah could fix the lesson in his heart and the wicked would feel judgment drawing near. By the time the waters came, the ark had been sealed by God’s own hand (Genesis 7:16). The delay was not indecision but measured mercy within the plan.
Textual Notes
The consulted sources note no significant textual variants for this passage within the Masoretic tradition. The Septuagint reads “twenty-seventh day” instead of “seventeenth” in verse 11, likely a harmonization with the date in Genesis 8:14, where the waters had dried up. This variant is noted in the Cambridge Bible for Schools and Colleges. The Hebrew text is otherwise stable across manuscripts.
Reception History
The flood narrative has shaped Christian thought on judgment and salvation from the earliest centuries. The first epistle of Peter (3:20-21) presents the ark as a type of baptism and the flood as a pattern of salvation through judgment. Augustine, in The City of God, read the seven-day wait and the sealed ark as signs of God’s fixed purposes and the church’s refuge. Medieval and Reformation interpreters (Luther, Calvin) emphasized the historical reality of the flood and its function as a warning and a promise. In more recent centuries, the passage has been at the center of debates about the extent and historicity of the Genesis flood, but Christians of all traditions have consistently found here a call to repentance and a hope in God’s preservation of the faithful remnant.
Preaching This Verse
Three-point outline
- God waits before he judges. The seven-day gap between Noah’s entry and the flood shows that judgment is not impulsive. God prepares the faithful and gives space for reflection. Calvin notes this gave “leisure to consider with more advantage” the coming catastrophe.
- Judgment comes from every direction. The fountains of the deep burst upward while the windows of heaven pour down. No place is safe, and no force on earth can stop the combined assault from below and above. The flood is total because sin had corrupted all flesh.
- God’s timing is precise. The exact year, month, and day are recorded, anchoring the event in history. This is not myth but a specific act of God on a specific calendar date. Wesley emphasizes the longevity of Noah (600 years) as a mark of providential care.
Five-point outline
- Patience before the storm: the seven days of waiting test Noah’s faith and confirm God’s word.
- Cosmic chaos unleashed: the fountains and windows portray creation returning to pre-ordered chaos.
- Sustained judgment: forty days of rain, a period that recurs in Scripture as testing and purification (Exodus 24:18, 1 Kings 19:8, Matthew 4:2).
- Noah’s obedience completed: he did not waver during the seven unfulfilled days, proving his trust in God’s promise.
- God shuts the door: the Lord himself seals the ark (7:16), securing the saved and separating them from the lost.
Illustration hooks
- The waiting room: the tension between a doctor’s report and the test results, nothing feels real until the numbers come, but the trust is built in the waiting.
- A storm warning: people ignore evacuation orders because skies are clear. The seven days are the “clear skies” when faith looks foolish, but the flood is coming.
- Demolition of a dam: a controlled implosion that releases a reservoir, the breaking up of the deep is a deliberate act of engineering, not random nature.
Questions your congregation is asking
- Why does God delay judgment when evil seems to win? Does patience mean approval?
- How does the flood fit with the God of love we hear about on Sunday?
- Is this passage history, parable, or both? Does it matter?
Leading a Discussion
This passage marks the moment when God’s long patience reached its end. The seven-day wait, the breaking open of the deep, and the forty days of rain all teach something about who God is and how he deals with evil. Read the passage aloud together, then consider the questions below.
Discussion questions
- What do you find most striking about the description of the flood’s start?
- Why do you think God recorded the exact date, the year, month, and day?
- The seven-day wait occurs after Noah and the animals are safely inside. What does this say about God’s character?
- Compare the flood account with Jesus’ words in Matthew 24:37-39. What parallels stand out?
- How does the two-source judgment (below and above) change the way you think about the flood’s severity?
- In what ways does the flood’s gradual unfolding (seven days, forty days of rain, 150 days of prevailing waters) shape your view of God’s methods?
- Noah trusted God even when there was no visible evidence of the flood. Where in your life do you need to trust God’s word over visible circumstances?
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)
| Genesis 6:17 | I, even I, will bring the flood of waters on this earth, to destroy all flesh having the breath of life from under the sky. Everything that is in the earth will die. |
| Genesis 7:4 | In seven days, I will cause it to rain on the earth for forty days and forty nights. I will destroy every living thing that I have made from the surface of the ground.” |
| Genesis 7:17 | The flood was forty days on the earth. The waters increased, and lifted up the ship, and it was lifted up above the earth. |
| Genesis 7:20 | The waters rose fifteen cubits higher, and the mountains were covered. |
| Job 22:16 | who were snatched away before their time, whose foundation was poured out as a stream, |
| Matthew 24:38 | For as in those days which were before the flood they were eating and drinking, marrying and giving in marriage, until the day that Noah entered into the ship, |
| Matthew 24:39 | and they didn’t know until the flood came and took them all away, so will the coming of the Son of Man be. |
| Luke 17:27 | They ate, they drank, they married, and they were given in marriage until the day that Noah entered into the ship, and the flood came and destroyed them all. |
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
9 public-domain commentaries, condensed into plain language.
Adam Clarke's Commentary Methodist/Wesleyan 1826
Clarke connects the flood's timing to Methuselah's name, which means "when he dies, it is sent." He notes that Methuselah died in the flood year, fulfilling the prophecy in his name. He also explains the "fountains of the great deep" as subterranean waters bursting forth, causing the earth to collapse.
Barnes' Notes on the Bible Protestant 1832
Barnes stresses that the flood's primary cause was not the forty days of rain but a gradual sinking of the land, which allowed the waters of the great deep to break their bounds and submerge the earth. The heavy rain, in his view, was only a subsidiary instrument in the deluge. He describes this change in land level as an awful magnificence of God's judgment.
Calvin's Commentaries Reformed 1564
Calvin argues that God deliberately placed humanity between subterranean and celestial waters to teach dependence on divine restraint rather than natural security. He sees the flood’s gradual onset as a merciful pause, allowing Noah time for reflection and giving the wicked a chance to recognize their judgment instead of being overwhelmed by sudden destruction.
Cambridge Bible for Schools and Colleges Anglican 1880
This commentary highlights that the flood came from two sources, not just rain: the fountains of the great deep burst open from beneath the earth, and the windows of heaven poured out water from above. This reflects the ancient Hebrew belief in reservoirs of water stored under the ground and above the solid sky.
Geneva Bible Notes Reformed 1599
The Geneva Bible highlights the precise chronological markers to show that Noah waited exactly seven days after God’s warning before the waters came. This delay demonstrates divine patience, giving humanity time to repent while confirming that the flood began on a specific day when all sources of water erupted simultaneously. The text emphasizes that these events occurred in the six hundredth year of Noah’s life, marking a definitive turning point in history.
Gill's Exposition of the Bible Baptist 1748
Gill highlights the seven-day gap between God's command and the flood's start, and the exact date in Noah's 600th year. He notes the Jewish debate about which month that was, since the year could begin in spring or autumn. He also dismisses Aben Ezra's idea that day and night became indistinguishable during the flood.
Lange's Commentary Reformed 1857
Lange highlights the deliberate contrast between the divine names: Elohim gives Noah the command about the animals, but Jehovah, the covenant God, personally shuts him into the ark. This closing is both an act of securing salvation for Noah and a sealing of judgment on the doomed world.
Matthew Henry's Commentary Reformed/Presbyterian 1710
Henry highlights that Noah entered the ark on nothing but God's bare word, with no cloud or rain in sight. He walked entirely by faith, not by visible evidence. The judgment came only after God had secured Noah, proving that God shelters his people before unleashing disaster.
Wesley's Explanatory Notes Methodist/Wesleyan 1754
Wesley notes that the flood did not require a new creation of water. Instead, God simply opened the reservoirs He had stored since creation—the fountains of the great deep and the windows of heaven—releasing waters that had been held back since the beginning. The rain fell in unbroken streams for forty days and nights.