Matthew Poole and continuators on Joshua 12:1

NOW these are the kings of the Land, which the children of Israel smote, and possessed their land on the other side Jordan, toward the rising of the Sun: from the river Arnon, unto mount Hermon, and all the plain on the east .

On the East of Iordan, called the Plain, Deut. 1. 1. and the Plains of Moab, Deut. 34. 1.