Moses is obviously the foremost figure while in the custom, but it is also very clear that he's pictured as delegating his authority in all priestly and cultic matters to Aaron and “his sons.” regulation, jurisprudence - the collection of guidelines imposed by authority; "civilization presupposes respect for the legislation"; https://aaron-viral-mailer-for-be03568.tokka-blog.com/36548771/a-secret-weapon-for-how-to-get-free-traffic-with-aaron-viral-mailer