The Omer period is the time between the First Shabbat after Passover (meaning the Shabbat [7th day Sabbath, not holiday/high day Shabbat] and Shavuot. See Leviticus 23:15-16. Shavuot, or Pentecost, is the 50th day. This mitzvah derives from the Torah commandment to count seven weeks (one Biblical method) and forty-nine days (the other Biblical method) beginning from […]