Numbers 21:1; Numbers 21:23; Numbers 21:26; Numbers 22:11
And when king Arad the Canaanite, which dwelt in the south, heard tell 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 gathered all his people together , 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 unto Arnon.
Behold, there is a people come out of Egypt, which covereth the face of the earth: come now, curse me them; peradventure I shall be able to overcome them, and drive them out .