8 So at that time we took from these two kings of the Amorites the territory east of the Jordan, from the Arnon Gorge as far as Mount Hermon.

Read Deuteronomy 3:8 Using Other Translations

And we took at that time out of the hand of the two kings of the Amorites the land that was on this side Jordan, from the river of Arnon unto mount Hermon;
So we took the land at that time out of the hand of the two kings of the Amorites who were beyond the Jordan, from the Valley of the Arnon to Mount Hermon
“So we took the land of the two Amorite kings east of the Jordan River—all the way from the Arnon Gorge to Mount Hermon.