At that time Solomon went to Ezion-geber and to Eloth on the seashore in the land of Edom.

Then there came some that told Jehoshaphat, saying, There comes a great multitude against you from beyond the sea on this side of Edom; and, behold, they are in Hazazon-tamar, which is En-gedi.

During Jehoram’s reign, Edom rebelled against Judah’s domination and appointed their own king.

So Jehoram crossed into Edom with his commanders and all his chariots. Then at night he set out to attack the Edomites who had surrounded him and the chariot commanders.

And now Edom is still in rebellion against Judah’s domination today. Libnah also rebelled at that time against his domination because he had abandoned Yahweh, the God of his ancestors.

Now Amaziah took courage and led his people out to the Valley of Salt, and he struck down 10,000 of the men of Seir (Edom).

You have said, ‘Look, I have defeated Edom,’ and you have become overconfident that you will get glory. Now stay at home. Why stir up such trouble so that you fall and Judah with you?”

But Amaziah would not hear; for it came of God, that he might deliver them into the hand of their enemies, because they sought after the gods of Edom.

And he took all the gold and the silver, and all the vessels that were found in the house of God with Obed-edom, and the treasures of the king's house, the hostages also, and returned to Samaria.