Genesis 1:3

1:3 God said, “Let there be light.” And there was light!

Genesis 1:14-15

1:14 God said, “Let there be lights in the expanse of the sky to separate the day from the night, and let them be signs to indicate seasons and days and years, 1:15 and let them serve as lights in the expanse of the sky to give light on the earth.” It was so.