Deuteronomy 27:11

8 And thou shalt write upon the stones all the words of this law very plainly.

9 And Moses and the priests the Levites spake unto all Israel, saying, Take heed, and hearken, O Israel; this day thou art become the people of the LORD thy God.

10 Thou shalt therefore obey the voice of the LORD thy God, and do his commandments and his statutes, which I command thee this day.

11 And Moses charged the people the same day, saying,

12 These shall stand upon mount Gerizim to bless the people, when ye are come over Jordan; Simeon, and Levi, and Judah, and Issachar, and Joseph, and Benjamin:

13 And these shall stand upon mount Ebal to curse; Reuben, Gad, and Asher, and Zebulun, Dan, and Naphtali.

14 And the Levites shall speak, and say unto all the men of Israel with a loud voice,