1 Kings 9:19-22

19as well as all the store cities that Solomon had for his chariots and horses1—whatever he desired to build in Jerusalem, Lebanon, and throughout the land of his dominion.

20As for all the people who remained of the Amorites, Hittites, Perizzites, Hivites, and Jebusites (the people who were not Israelites)— 21their descendants who remained in the land, those whom the Israelites were unable to devote to destruction2—Solomon conscripted these people to be forced laborers, as they are to this day.

22But Solomon did not consign any of the Israelites to slavery, because they were his men of war, his servants, his officers, his captains, and the commanders of his chariots and cavalry.