Tobit 1:6–7

6 But I alone went often to Jerusalem for the feasts, as it is ordained for all Israel by an everlasting decree. Taking the first fruits and the tithes of my produce and the first shearings, I would give these to the priests, the sons of Aaron, at the altar. 7 Of all my produce I would give a tenth to the sons of Levi who ministered at Jerusalem; a second tenth I would sell, and I would go and spend the proceeds each year at Jerusalem;