The Hebrews believe that Yahweh spoke to Abraham. They believe he commanded Abraham to leave Mesopotamia ,then settle in Israel. Which then started the religion of Judaism.
Persians took over Mesopotamia 50 years later.Jews then came back to rebuild their temple.The Jews second temple was destroy when Jews fought the Romans.
JEWISH HOLIDAYS ARE OBSERVED FROM SUNDOWN THE DAY BEFORE TO SUNDOWN THE DAY OF THE HOLIDAY.HERE ARE SOME HOLIDAYS SABBAT,FESTIVAL OF LOTS,PASSOVER ,HANUKKAH
Hanukkah (or Chanukah) is an eight-day Jewish holiday remembering the creation of the Holy Temple in Jerusalem at the time of the Revolt in 200 B.C.E. Hanukkah is observed for eight nights, starting on the 25th day of Kislev according to the Hebrews, and may occur from late November to late December.