Commentaries:
Jamieson, Fausset, and Brown
gather thou all the congregation together, etc.—It was manifestly expedient for the Israelitish people to be satisfied that Aaron's appointment to the high dignity of the priesthood was not a personal intrusion, nor a family arrangement between him and Moses; and nothing, therefore, could be a more prudent or necessary measure, for impressing a profound conviction of the divine origin and authority of the priestly institution, than to summon a general assembly of the people, and in their presence perform the solemn ceremonies of inauguration, which had been prescribed by divine authority.
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