And God said, “Let there be lights in the expanse of the heavens to separate the day from the night. And let them be for signs and for seasons, and for days and years,
14. Let there be lights “Luminaria” — “Luminaries.” Hebrew מארות. Instruments of light, from אור, light, in verse 3. “Lighters; that is lightsome bodies, or instruments that show light.” — Ainsworth Moses passes onwards to the fourth day, on which the stars were made.
This is the history of the fourth day's work, the creating of the sun, moon, and stars, which are here accounted for, not as they are in themselves and in their own nature, to satisfy the curious, but as they are in relation to this earth, to which they serve as lights; and this is enough to furnish us with matter for praise and thanksgiving.
Commenting on Genesis 1:14-19
And God said, let there be lights in the firmament of the heaven,.... In the upper part of it, commonly called the starry heaven: some writers, both Jewish and Christian, and even modern astronomers, understand this only of the appearance of them, and not of the formation of them; they suppose they were made on the first day, but did not appear or shine out...