2 Kings 13:1
In the twenty-third year of Joash the son of Ahaziah king of Judah, Jehoahaz the son of Jehu began to reign over Israel in Samaria, seventeen years.
2 Kings 8:26
Ahaziah was twenty-two years old when he began to reign, and he reigned one year in Jerusalem. And his mother's name was Athaliah, the daughter of Omri king of Israel.
2 Kings 10:35-36
And Jehu slept with his fathers. And they buried him in Samaria. And Jehoahaz his son reigned in his place.
2 Kings 11:4
And in the seventh year Jehoiada sent and brought the rulers over hundreds, with the commanders and the guards, and brought them to him into the house of Jehovah. And he made a covenant with them and took an oath from them in the house of Jehovah, and revealed to them the king's son.
2 Kings 11:21
Joash was seven years old when he began to reign.