Built for the storage of the king's substance
Therefore they did set over them taskmasters to afflict them with their burdens. And they built for Pharaoh treasure cities, Pithom and Raamses. (Exodus 1:11)
And all the cities of store that Solomon had, and cities for his chariots, and cities for his horsemen, and that which Solomon desired to build in Jerusalem, and in Lebanon, and in all the land of his dominion. (1 Kings 9:19)
And he built Tadmor in the wilderness, and all the store cities, which he built in Hamath. (2 Chronicles 8:4)
And Baalath, and all the store cities that Solomon had, and all the chariot cities, and the cities of the horsemen, and all that Solomon desired to build in Jerusalem, and in Lebanon, and throughout all the land of his dominion. (2 Chronicles 8:6)