Numbers 8:22 (KJV)
And after that went the Levites in to do their service in the tabernacle of the congregation before Aaron and before his sons as the LORD had commanded Moses concerning the Levites so did they unto them
And after that went the Levites in to do their service in the tabernacle of the congregation before Aaron and before his sons as the LORD had commanded Moses concerning the Levites so did they unto them