Deuteronomy 10:8
At that time the LORD separated the tribe of Levi, to bear the ark of the covenant of the LORD, to stand before the LORD to minister to him, and to bless in his name, to this day.
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Deuteronomy 21:5
And the priests the sons of Levi shall come near; for them the LORD your God has chosen to minister to him, and to bless in the name of the LORD; and by their word shall every controversy and every stroke be tried:
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Numbers 6:23-26
Speak to Aaron and to his sons, saying, On this wise you shall bless the children of Israel, saying to them,
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