From there they went on and put up their tents on the other side of the Arnon, which is on the waste land at the edge of the land of the Amorites; for the Arnon is the line of division between Moab and the Amorites:

But Israel overcame him, and took all his land from the Arnon to the Jabbok, as far as the country of the children of Ammon, for the country of the children of Ammon was strongly armed.

For Heshbon was the town of Sihon, king of the Amorites, who had made war against an earlier king of Moab and taken from him all his land as far as the Arnon.

For a fire has gone out of Heshbon, a flame from the town of Sihon: for the destruction of Ar in Moab, and the lords of the high places of the Arnon.

Now Balak, hearing that Balaam had come, went to the chief town of Moab, on the edge of the Arnon, in the farthest part of the land, for the purpose of meeting him.