Moses
Genesis 22:9BSB·traditional attribution

When they arrived at the place God had designated, Abraham built the altar there and arranged the wood. He bound his son Isaac and placed him on the altar, atop the wood.

John Calvin Reformed @genevareformer

9. And they came to the place . Moses purposely passes over many things, which, nevertheless, the reader ought to consider. When he has mentioned the building of the altar, he immediately afterwards adds, that Isaac was bound. But we know that he was then of middle age, so that he might either be more powerful than his father, or, at least, equal to resist...

Matthew Henry Presbyterian @wholebiblehenry

We have here Abraham's obedience to this severe command. Being tried, he offered up Isaac, Heb 11:17. Observe, I. The difficulties which he broke through in this act of obedience. Much might have been objected against it; as, 1. It seemed directly against an antecedent law of God, which forbids murder, under a severe penalty, Gen 9:5, Gen 9:6. Now can the unchangeable God contradict himself?

Commenting on Genesis 22:3-10

John Gill Reformed Baptist @doctorgill

And they came to the place which God had told him of,.... Mount Moriah. Maimonides (f) says,"it is a tradition in or by the hands of all, that this is the place where David and Solomon built an altar in the threshing floor of Araunah, the Jebusite, and where Abraham built an altar, and bound Isaac on it; and where Noah built one when he...