King James Version
And their coast was from Aroer, that is on the bank of the river Arnon, and the city that is in the midst of the river, and all the plain by Medeba;English Standard Version
So their territory was from Aroer, which is on the edge of the Valley of the Arnon, and the city that is in the middle of the valley, and all the tableland by Medeba;New International Version
The territory from Aroer on the rim of the Arnon Gorge, and from the town in the middle of the gorge, and the whole plateau past Medeba