 A Midrash taught that includes the words "Moses's attendant" to instruct that God gave Joshua the privilege of prophecy as a reward for his serving Moses as his attendant.A Midrash read to promise the Children of Israel not only the Land of Israel (among many privileges and obligations especially for Israel), but all its surrounding lands, as well.A Midrash taught that and call the Euphrates "the Great River" because it encompasses the Land of Israel.