Numbers 21:13 also identifies the Arnon as the border of Moab, confirming the geography of Balaam's meeting place.

Judges 11:18 explicitly states that the Arnon was the border of Moab, directly matching the geography in Numbers 22:36.

Deuteronomy 2:24 commands Israel to cross the Arnon, the same river marking the border where Balak met Balaam.

Deuteronomy 3:8 summarizes the conquest from the Arnon to Hermon, using the same river as a boundary marker.

Isaiah 16:2 prophesies Moab's daughters at the fords of Arnon, pointing to the same location as a place of crisis.

Jeremiah 48:20 tells Moab to declare its ruin at Arnon, using the same river as a witness to judgment.