And when king Arad the Canaanite, who dwelt in the south, heard that Israel came by the way of the spies; then he fought against Israel, and took some of them prisoners.

And Sihon would not suffer Israel to pass through his border: but Sihon collected all his people, and went out against Israel into the wilderness: and he came to Jahaz, and fought against Israel:

For Heshbon was the city of Sihon the king of the Amorites, who had fought against the former king of Moab, and taken all his land out of his hand, even to Arnon.