Moses
Genesis 1:3ESV·traditional attribution

And God said, “Let there be light,” and there was light.

John Calvin Reformed @genevareformer

3. And God said Moses now, for the first time, introduces God in the act of speaking , as if he had created the mass of heaven and earth without the Word. “Sans sa Parole” — “without his Word.” — French Tr.

Matthew Henry Presbyterian @wholebiblehenry

We have here a further account of the first day's work, in which observe, 1. That the first of all visible beings which God created was light; not that by it he himself might see to work (for the darkness and light are both alike to him), but that by it we might see his works and his glory in them, and might work our works while it is day.

Commenting on Genesis 1:3-5

John Gill Reformed Baptist @doctorgill

And God said,.... This phrase is used, nine times in this account of the creation; it is admired by Longinus the Heathen in his treatise "of the Sublime", as a noble instance of it; and it is most beautifully paraphrased and explained in Psa 33:6 as expressive of the will, power, authority, and efficacy of the divine Being; whose word is clothed with power, and...