They were named Asher, Dan, Ephraim, Gad, Issachar, Manasseh, Naphtali, Reuben, Simeon, and Zebulun—all sons or grandsons of Jacob. In 930 bc the 10 tribes formed the independent Kingdom of Israel in the north and the two other tribes, Judah and Benjamin, set up the Kingdom of Judah in the south.