House, probably a city of Moab, which had a celebrated idol-temple (Isa. 15:2). It has also been regarded as denoting simply the temple of the idol of Moab as opposed to the "high place."
a house ...
Hitchcock's Bible Names Dictionary
(the horse), referring to the "temple" of the false gods of Moab, as opposed to the "high places" in...
William Smith's Bible Dictionary