On the fifteenth day of the second month after they had left the land of Egypt, the whole congregation of Israel set out from Elim and came to the Desert of Sin, which is between Elim and Sinai.
Jewish Publication Society of America Version (JPS1917) - Exodus 16:1 >And they took their journey from Elim, and all the congregation of the children of Israel came unto the wilderness of Sin, which is between Elim and Sinai, on the fifteenth day of the second month after their departing out of the land of Egypt.