2 Chronicles 20:23-25
20:23 The Ammonites and Moabites attacked the men from Mount Seir and annihilated them. When they had finished off the men of Seir, they attacked and destroyed one another.
20:24 When the men of Judah arrived at the observation post overlooking the desert and looked at the huge army, they saw dead bodies on the ground; there were no survivors!
20:25 Jehoshaphat and his men went to gather the plunder; they found a huge amount of supplies, clothing and valuable items. They carried away everything they could. There was so much plunder, it took them three days to haul it off.