dead sea, as far as the mouth of the jordan river. the northern border started at the bay of the sea at the mouth of the jordan river. and the east border was the salt sea, even unto the end of the jordan. and the border of the north quarter was from the bay of the sea at the end of the jordan the eastern boundary is the dead sea as far as the mouth of the jordan. the northern boundary started from the bay of the sea at the mouth of the jordan the eastern border was the salt (dead) sea, as far as the mouth of the jordan. 