Deuteronomy 2:36

2:36 From Aroer, which is at the edge of Wadi Arnon (it is the city in the wadi), all the way to Gilead there was not a town able to resist us – the Lord our God gave them all to us.

Isaiah 17:2

17:2 The cities of Aroer are abandoned.

They will be used for herds,

which will lie down there in peace.