27. 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 (Le 18:21; 20:3), and hastily raised the siege.