Moses
Genesis 19:27BSB·traditional attribution

Early the next morning, Abraham got up and returned to the place where he had stood before the LORD.

John Calvin Reformed @genevareformer

27. And Abraham got up early in the morning . Moses now reverts to Abraham, and shows that he, by no means, neglected what he had heard from the mouth of the angel; for he relates that Abraham came to a place where he might see the judgment of God.

Matthew Henry Presbyterian @wholebiblehenry

Our communion with God consists in our gracious regard to him and his gracious regard to us; we have here therefore the communion that was between God and Abraham, in the event concerning Sodom, as before in the consultation concerning it, for communion with God is to be kept up in providences as well as in ordinances. I.

Commenting on Genesis 19:27-29

John Gill Reformed Baptist @doctorgill

And he looked toward Sodom and Gomorrah, and toward all the land of the plain,.... To see how it fared with them: very probably the Lord had hinted it to him, that the destruction would be that morning, and therefore he rose early, got to the place bearly, and being on an eminence, looked wistly to see if he could observe any sign of it...