Shavuot is one of the three great festivals that are celebrated in the Jewish tradition. It is a holiday where Jews travel to the Temple of Jerusalem to gather their first fruits. This holiday falls exactly 50 days after Passover. It is also sometimes referred to as the Feast of Weeks. The Jews who spoke Greek gave him the name of "Pentecost" as it falls fifty days after Passover.
Judaism is the oldest of the Abrahamic religions, and one of the oldest monotheistic religions in the world, it is 3000 years old. Judaism is associated with the Jewish people, since the religion is not a missionary faith, meaning that it is not open to people of non-Jewish origins. Today, the Jewish population is approximately 14.5-17.4 million.