2 Kings 3:1

Overview - 2 Kings 3
1	Jehoram's reign.
4	Mesha rebels.
6	Jehoram, with Jehoshaphat, and the king of Edom, being distressed for want of water, by Elisha obtains water, and promise of victory.
21	The Moabites, deceived by the colour of the water, coming to spoil, are overcome.
26	The king of Moab, failing in his attempt to break through to the king of Edom, sacrifices his son, and raises the siege.

2 Kings 3:1  (King James Version)
Now Jehoram the son of Ahab began to reign over Israel in Samaria the eighteenth year of Jehoshaphat king of Judah, and reigned twelve years.