On the same day Moses commanded the people:
When you have crossed the Jordan, these tribes shall stand on Mount Gerizim to bless the people: Simeon, Levi, Judah, Issachar, Joseph and Benjamin.
References for Deuteronomy 27:12
And these tribes shall stand on Mount Ebal to pronounce curses: Reuben, Gad, Asher, Zebulun, Dan and Naphtali.
References for Deuteronomy 27:13