2 Kings 15:33
15:33 He was twenty-five years old when he began to reign, and he reigned for sixteen years in Jerusalem. His mother was Jerusha the daughter of Zadok.
2 Kings 16:2
16:2 Ahaz was twenty years old when he began to reign, and he reigned for sixteen years in Jerusalem. He did not do what pleased the Lord his God, in contrast to his ancestor David.