Deuteronomy 18:5-7

Living Bible

⁵ For the Lord your God has chosen the tribe of Levi, of all the tribes, to minister to the Lord from generation to generation.

^6-7 “Any Levite, no matter where he lives in the land of Israel, has the right to come to the sanctuary at any time and minister in the name of the Lord, just like his brother Levites who work there regularly.