19 But despite that, because of his servant David, God was not ready to destroy Judah. He had, after all, promised to keep a lamp burning through David's descendants.

Matthew Henry's Commentary on 2 Kings 8:19

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.