Moses
Genesis 15:5BSB·traditional attribution

And the LORD took him outside and said, “Now look to the heavens and count the stars, if you are able.” Then He told him, “So shall your offspring be.”

Matthew Henry Presbyterian @wholebiblehenry

We have here the assurance given to Abram of a numerous offspring which should descend from him, in which observe, I. Abram's repeated complaint, Gen 15:2, Gen 15:3. This was that which gave occasion to this promise. The great affliction that sat heavy upon Abram was the want of a child; and the complaint of this he here pours out before the Lord, and shows...

Commenting on Genesis 15:2-6

John Gill Reformed Baptist @doctorgill

And he brought him forth abroad,.... Out of his tent into the open air, which was done through his call, and at his direction; or by an impulse upon his mind; or this might not be real and local, only vision: and said, look now towards heaven; either with his bodily eyes, or with the eyes of his mind: and tell the stars, if thou...

Adam Clarke Methodist @methodicalclarke

Look now toward heaven - It appears that this whole transaction took place in the evening; see on Gen 13:14 (note). Abram had either two visions, that recorded in Gen 15:1, and that in Gen 15:12, etc.; or what is mentioned in the beginning of this chapter is a part of the occurrences which took place after the sacrifice mentioned Gen 15:9, etc.: but it...