Numbers 7:5

7:5 “Receive these gifts from them, that they may be used in doing the work of the tent of meeting; and you must give them to the Levites, to every man as his service requires.”

Numbers 17:2

17:2 “Speak to the Israelites, and receive from them a staff from each tribe, one from every tribal leader, twelve staffs; you must write each man’s name on his staff.

Numbers 18:28

18:28 Thus you are to offer up a raised offering to the Lord of all your tithes which you receive from the Israelites; and you must give the Lord’s raised offering from it to Aaron the priest.