Numbers 21
23 Ref And Sihon hath not suffered Israel to pass through his border, and Sihon gathereth all his people, and cometh out to meet Israel into the wilderness, and cometh in to Jahaz, and fighteth against Israel.
24 Ref And Israel smiteth him by the mouth of the sword, and possesseth his land from Arnon unto Jabbok -- unto the sons of Ammon; for the border of the sons of Ammon `is' strong.
25 Ref And Israel taketh all these cities, and Israel dwelleth in all the cities of the Amorite, in Heshbon, and in all its villages;