Leviticus 8:35-36

8:35 You must reside at the entrance of the Meeting Tent day and night for seven days and keep the charge of the Lord so that you will not die, for this is what I have been commanded.” 8:36 So Aaron and his sons did all the things the Lord had commanded through ¹  Moses.

[8:36]  ¹ tn Heb “by the hand of” (so KJV).