Deuteronomy 3:17

the Arabah also, with the Jordan as the border , from Chinnereth as far as the Sea of the Arabah , the Salt Sea , under the slopes of Pisgah on the east .

Its western border was the Jordan in the Arabah, from Kinnereth to the Sea of the Arabah (that is, the Dead Sea), below the slopes of Pisgah.

The plain also, and Jordan, and the coast thereof , from Chinnereth even unto the sea of the plain, even the salt sea, under Ashdoth–pisgah eastward.