Psalm 74:16, 17
The day is Yours, and also the night; You established the moon and the sun. . . .

Psalm 104:19
He made the moon to mark the seasons; the sun knows when to set.

Genesis 1:14-19
And God said, "Let there be lights in the expanse of the sky to distinguish between day and night and to mark the seasons and days and years, . . .

Deuteronomy 4:19
When you look to the heavens and see the sun and moon and stars--all the host of heaven--do not be enticed to bow down and worship what the LORD your God has apportioned to all the nations under heaven.