Your fourth quarter — Which is here described from east to west by divers windings and turnings, by reason of the mountains and rivers. The salt sea — So called from the salt and sulphurous taste of its waters. Eastward — That is, at the eastern part of that sea, where the eastern and southern borders meet.
Related Commentaries of Numbers 34:3
Numbers 34:3
3 Then your south quarter shall be from the wilderness of Zin along by the coast of Edom, and your south border shall be the outmost coast of the salt sea eastward: