Exodus 17:1

Israel : a citizen of Israel.,a member of the nation of Israel

Rephidim : an encampment where water came out of a rock for Israel
(28° 43´, 33° 50´)

Sin : a wilderness region between Elim and Mt. Sinai (IBD)
(28° 50´, 33° 25´); (28° 50´, 33° 25´); (30° 41´, 34° 29´); (30° 41´, 34° 29´)

Exodus 21:1-36

Hebrew : a person descended from Heber; an ancient Jew; a Hebrew speaking Jew,any Jew, but particularly one who spoke the Hebrew language