Then Aaron lifted his hands toward the people and blessed them, and came down [from the altar] after offering the sin offering, the burnt offering, and the peace offerings.
This is the law for the Nazirite who has made a vow. His offering to the Lord, besides what else he is able to afford, shall be according to the vow which he has vowed; so shall he do according to the law for his separation and abstinence [as a Nazirite]. [Acts 21:24, 26.]
And the priests, the sons of Levi, shall come near, for the Lord your God has chosen them to minister to Him and to bless in the name [and presence] of the Lord, and by their word shall every controversy and every assault be settled.