Leviticus 27:30 New International Version (NIV)

³⁰ “‘A tithe of everything from the land, whether grain from the soil or fruit from the trees, belongs to the Lord; it is holy to the Lord.

Numbers 18:21 New International Version (NIV)

²¹ “I give to the Levites all the tithes in Israel as their inheritance in return for the work they do while serving at the tent of meeting.

Nehemiah 13:10-12 New International Version (NIV)

¹⁰ I also learned that the portions assigned to the Levites had not been given to them, and that all the Levites and musicians responsible for the service had gone back to their own fields. ¹¹ So I rebuked the officials and asked them, “Why is the house of God neglected?” Then I called them together and stationed them at their posts.

¹² All Judah brought the tithes of grain, new wine and olive oil into the storerooms.

Luke 18:12 New International Version (NIV)

¹² I fast twice a week and give a tenth of all I get.’