When Hazael king of Aram died, his son Ben-hadad reigned in his place.

1 Kings 15:18
So Asa withdrew all the silver and gold that remained in the treasuries of the house of the LORD and the royal palace. He entrusted it to his servants and sent them with this message to Ben-hadad son of Tabrimmon, the son of Hezion king of Aram, who was ruling in Damascus:

2 Kings 13:3
So the anger of the LORD burned against Israel, and He delivered them continually into the hands of Hazael king of Aram and his son Ben-hadad.

2 Kings 13:23
But the LORD was gracious to Israel and had compassion on them, and He turned toward them because of His covenant with Abraham, Isaac, and Jacob. And to this day, the LORD has been unwilling to destroy them or cast them from His presence.

2 Kings 13:25
Then Jehoash son of Jehoahaz took back from Ben-hadad son of Hazael the cities that Hazael had taken in battle from his father Jehoahaz. Jehoash defeated Ben-hadad three times, and so recovered the cities of Israel.

So Hazael king of Syria died; and Benhadad his son reigned in his stead.