Bilangan 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.

Nehemia 10:38

10:38 A priest of Aaron’s line ¹  will be with the Levites when the Levites collect the tithes, and the Levites will bring up a tenth of the tithes to the temple of our God, to the storerooms of the treasury.

[10:38]  ¹ tn Heb “And the priest the son of Aaron.”