These had as their appointed duty in their service to come into the house of the LORD according to the procedure established for them by Aaron their father, as the LORD God of Israel had commanded him.
Revised Standard Version of the Bible, copyright 1952 [2nd edition, 1971] by the Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved.
(Revised Standard Version - Holy Bible)