2 Chronicles 21:8 in the King James Version
In his days the Edomites revolted from under the dominion of Judah, and made themselves a king.
Context
7 However the LORD would not destroy David’s house, because of the covenant that he had made with David, and as he promised to give a lamp to him and to his children always.
8 In his days Edom revolted from under the hand of Judah, and made a king over themselves.
9 Then Jehoram went there with his captains and all his chariots with him. He rose up by night and struck the Edomites who surrounded him, along with the captains of the chariots.