20 In the time of Jehoram, Edom rebelled against Judah and set up its own king.

Matthew Henry's Commentary on 2 Kings 8:20

Commentary on 2 Kings 8:16-24

(Read 2 Kings 8:16-24)

A general idea is given of Jehoram's badness. His father, no doubt, had him taught the true knowledge of the Lord, but did ill to marry him to the daughter of Ahab; no good could come of union with an idolatrous family.