2 Kings 3:23

23. They have smitten one another The self-destruction of the allied armies of Moab, Ammon, and Edom, (see 2 Chronicles 20:22-25,) was still fresh in the minds of the Moabites; and knowing the enmity and jealousy existing between Judah and Israel, and confident that the Edomites were no fast friends of either party, they very naturally imagined, from the sight of what appeared so much blood, that the different kings had fallen out among themselves and destroyed each other.

To the spoil They supposed it only remained for them to go, as did Jehoshaphat on that former occasion, (2 Chronicles 20:25,) and gather up the precious jewels and other spoil from among the dead bodies.