And to rule over the day and over the night, and to divide the light from the darkness: and God saw that it was good.

GENESIS 1:18KJV
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Genesis 1:18 (KJV)

What does Genesis 1:18 mean?

Genesis 1:18 says that God gave the lights in the sky—the sun, moon, and stars—the job of ruling over the day and night and separating light from darkness, and God saw that this arrangement was good. This verse highlights how God organized time and order in creation by assigning specific roles to the sun and moon.

In the setting of Genesis 1, God is speaking as the Creator, shaping the world in an orderly way. The verse comes as part of the creation account, where God is forming the universe step by step, and here, He is giving purpose to the lights He made. The statement that "God saw that it was good" shows approval of the order and separation He established between day and night.

The Hebrew behind Genesis 1:18

  • "rule" (מָשַׁל, mashal): This word means to have authority or dominion. In this verse, it emphasizes that the sun and moon are not just sources of light, but are given a governing role over time—day and night.
  • "divide" (בָּדַל, badal): This word means to separate or distinguish. Here, it shows that God intentionally set a clear boundary between light (אוֹר, or) and darkness (חֹשֶׁךְ, choshekh), reinforcing the idea of order in creation.
  • "God" (אֱלֹהִים, Elohim): This is the general Hebrew word for God, used throughout Genesis 1 to highlight God's power and authority as Creator.
  • "good" (טוֹב, tov): This word means pleasing, beneficial, or fitting. When God calls His work "good," it signals that creation is functioning as He intended.

Why Genesis 1:18 matters

  • Genesis 1:18 clarifies that the sun and moon are not divine beings themselves, but created things with a specific role, which was important in a world where many cultures worshipped the sun or moon.
  • The verse emphasizes the theme of order and separation in the creation story, showing that God brings structure and purpose to the universe.
  • By saying "God saw that it was good," the verse connects this act to the broader pattern in Genesis 1, where each stage of creation is evaluated and affirmed as beneficial and well-ordered.

Where else these words appear

“divide” Hebrew H914 · used in 40 verses

  • Genesis 1:4 And God saw the light, that it was good: and God divided the light from the darkness.
  • Numbers 16:9 Seemeth it but a small thing unto you, that the God of Israel hath separated you from the congregation of Israel, to bring you near to himself to do the service of the tabernacle of the LORD, and to stand before the congregation to minister unto them?
  • Ezra 8:24 Then I separated twelve of the chief of the priests, Sherebiah, Hashabiah, and ten of their brethren with them,

“rule” Hebrew H4910 · used in 74 verses

  • Genesis 3:16 Unto the woman he said, I will greatly multiply thy sorrow and thy conception; in sorrow thou shalt bring forth children; and thy desire shall be to thy husband, and he shall rule over thee.
  • Psalms 8:6 Thou madest him to have dominion over the works of thy hands; thou hast put all things under his feet:
  • Isaiah 3:12 As for my people, children are their oppressors, and women rule over them. O my people, they which lead thee cause thee to err, and destroy the way of thy paths.

“darkness” Hebrew H2822 · used in 77 verses

  • Genesis 1:2 And the earth was without form, and void; and darkness was upon the face of the deep. And the Spirit of God moved upon the face of the waters.
  • Job 20:26 All darkness shall be hid in his secret places: a fire not blown shall consume him; it shall go ill with him that is left in his tabernacle.
  • Ecclesiastes 5:17 All his days also he eateth in darkness, and he hath much sorrow and wrath with his sickness.

“light” Hebrew H216 · used in 112 verses

  • Genesis 1:3 And God said, Let there be light: and there was light.
  • Job 36:32 With clouds he covereth the light; and commandeth it not to shine by the cloud that cometh betwixt.
  • Isaiah 9:2 The people that walked in darkness have seen a great light: they that dwell in the land of the shadow of death, upon them hath the light shined.