On the sixteenth day of the month, harvest was begun by gathering a sheaf of barley,[1] which was offered as a sacrifice to God (Lev 23:4-11), when the Temple in Jerusalem existed. "Aviv" accordingly also means spring, one of the four seasons. Thus the major modern Israeli city of Tel Aviv means "Spring Hill".[2] Since Passover is always celebrated on 15–21 (or 22 outside Israel) Nisan, near the beginning of spring, "Holiday of Aviv".