The rest of the Aramean army retreated into Aphek, but the city wall collapsed on 27,000 soldiers who had taken shelter there. Ben-hadad himself ran away and hid inside a closet somewhere in the city.

And Solomon made affinity with Pharaoh king of Egypt, and took Pharaoh's daughter, and brought her into the city of David, until he had made an end of building his own house, and the house of the LORD, and the wall of Jerusalem round about.

and this is the reason he rebelled against the king: Solomon had built the supporting terraces and repaired the opening in the wall of the city of his father David.

Here is a summary of the conscripted labor that King Solomon required to build the LORD's Temple, his royal palace, the terrace ramparts in the City of David, the wall of Jerusalem, Hazor, Megiddo, and Gezer.