If my.

Jeremiah 33:20
"This is what the LORD says: If you can break My covenant with the day and My covenant with the night, so that day and night cease to occupy their appointed time,

Genesis 8:22
As long as the earth endures, seedtime and harvest, cold and heat, summer and winter, day and night shall never cease."

Genesis 9:9-17
"Behold, I now establish My covenant with you and your descendants after you, . . .

and if.

Jeremiah 31:35, 36
Thus says the LORD, who gives the sun for light by day and orders the moon and stars for light by night, who stirs up the sea so that its waves roar--the LORD of Hosts is His name: . . .

Psalm 74:16, 1
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.