Deuteronomy 17:12

17:12 The person who pays no attention to the priest currently serving the Lord your God there, or to the verdict – that person must die, so that you may purge evil from Israel.

Deuteronomy 18:3

18:3 This shall be the priests’ fair allotment from the people who offer sacrifices, whether bull or sheep – they must give to the priest the shoulder, the jowls, and the stomach.

Deuteronomy 26:3

26:3 You must go to the priest in office at that time and say to him, “I declare today to the Lord your God that I have come into the land that the Lord promised to our ancestors to give us.”