This was the ordering of them in their service, to come into the house of Jehovah according to the ordinance 'given' unto them by Aaron their father, as Jehovah, the God of Israel, had commanded him.
Þese weren þe whilis of hem bi her mynysteries, þat þei entre in to þe hows of God, and bi her custom vndur þe hond of Aaron, her fadir, as þe Lord God of Israel comaundide.