Genesis 1:14-16
And God said, Let there be lights in the firmament of the heaven to divide the day from the night; and let them be for signs, and for seasons, and for days, and years:
Torrey's Topical Textbook—AKJV

Jeremiah 33:25
Thus said the LORD; If my covenant be not with day and night, and if I have not appointed the ordinances of heaven and earth;
Torrey's Topical Textbook—AKJV