Unknown Author
2 Kings 3:27ESV·author unknown

Then he took his oldest son who was to reign in his place and offered him for a burnt offering on the wall. And there came great wrath against Israel. And they withdrew from him and returned to their own land.

Matthew Henry Presbyterian @wholebiblehenry

I. We have here the divine gift of both those things which God had promised by Elisha - water and victory, and the former not only a pledge of the latter, but a means of it. God, who created, and commands, all the waters, both above and beneath the firmament, sent them an abundance of water on a sudden, which did them double service. 1.

Commenting on 2 Kings 3:20-27

Jamieson-Fausset-Brown Reformed @jfbcommentary

took his eldest son that should have reigned in his stead, and offered him for a burnt offering, &c.--By this deed of horror, to which the allied army drove the king of Moab, a divine judgment came upon Israel; that is, the besiegers feared the anger of God, which they had incurred by giving occasion to the human sacrifice forbidden in the law (Lev 18:21...

Geneva Bible Notes Reformed @genevanotes

Then he took his eldest son that should have reigned in his stead, and offered him [for] a burnt offering upon the wall. And there was great indignation against Israel: and they departed from him, and returned to [their own] land.