2 Kings 3:1

Moab Fights with Israel

3:1 In the eighteenth year of King Jehoshaphat’s reign over Judah, Ahab’s son Jehoram became king over Israel in Samaria; he ruled for twelve years.

2 Kings 21:1

Manasseh’s Reign over Judah

21:1 Manasseh was twelve years old when he became king, and he reigned for fifty-five years in Jerusalem. His mother was Hephzibah.