Numbers 21:28

21:28 For fire went out from Heshbon,

a flame from the city of Sihon.

It has consumed Ar of Moab

and the lords of the high places of Arnon.

Numbers 22:36

Balaam Meets Balak

22:36 When Balak heard that Balaam was coming, he went out to meet him at a city of Moab which was on the border of the Arnon at the boundary of his territory.