Moses
Genesis 8:3BSB·traditional attribution

The waters receded steadily from the earth, and after 150 days the waters had gone down.

John Calvin Reformed @genevareformer

3. And after the end of the hundred and fifty days . Some think that the whole time, from the beginning of the deluge to the abatement of the waters, is here noted; and thus they include the forty days in which Moses relates that there was continued rain.

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. An act of God's grace: God remembered Noah and every living thing. This is an expression after the manner of men; for not any of his creatures (Luk 12:6), much less any of his people, are forgotten of God, Isa 49:15, Isa 49:16. but, 1.

Commenting on Genesis 8:1-3

John Gill Reformed Baptist @doctorgill

And the waters returned from off the earth continually,.... Or "going and returning" (s); they went off from the earth, and returned to their proper places appointed for them; some were dried up by the wind, and exhaled by the sun into the air: and others returned to their channels and cavities in the earth, or soaked into it: and after the end of the...