Thou art to pass over through Ar, the coast of Moab, this day:
Numbers 21:15
And at the stream of the brooks that goeth down to the dwelling of Ar, and lieth upon the border of Moab.
Numbers 21:23
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.
Isaiah 15:1
The burden of Moab. Because in the night Ar of Moab is laid waste, and brought to silence; because in the night Kir of Moab is laid waste, and brought to silence;