The houses of God; the houses and lands of the Israelites, which their God, as they pretend, gave them in Canaan, to which they have no rightful title; for that we see was formerly objected by the Ammonites, Judges 11:13, who were a chief party in this war. So they seem to call them houses of God, by way of irony and derision.
Related Commentaries of Psalms 83:12
Psalms 83:12
12 Who said, Let us take to ourselves the houses of God in possession.