18:16–17 This is the beginning of the second major section of this chapter (vv. 16–33). Having accomplished their primary purpose in visiting Abraham and Sarah, the three messengers set out on their journey. The reference to their looking down toward Sodom introduces the subject of this section. Continuing to be hospitable, Abraham walked along with them for a while to see them on their way. Yahweh then spoke. Whether he spoke to himself or to the messengers is not clear. Yahweh wondered if he should inform Abraham about the nature of his next mission. Yahweh wanted to honor Abraham’s deep love for Lot but also anticipated that Abraham would oppose the intended judgment against Sodom.

18:18–19 Before speaking to Abraham about his mission, Yahweh restated his promise of blessing Abraham. The…