The bitter invectives against Ammon, Moab, Edom, Philistia, Tyre, Sidon and Egypt, put into Yahweh's mouth, are based wholly on the fact that these peoples are regarded as hostile and hurtful to Israel; Babylonia, though nowise superior to Egypt morally, is favoured and applauded because it is believed to be the instrument for securing ultimately the prosperity of Yahweh's people.
Both Moab and Ammon, as well as Edom, had their separate tribal deities.
Chemosh (Moab) and Milk (Milcom), the god of Ammon, and in the case of Edom a deity known from the inscriptions as KOs (in Assyrian Kaus).
Close relationship was recognized with the Aramaeans, with Edom, Moab and Ammon.
His most notable recorded achievement was the subjugation of Moab and the seizure of part of its territory.