Extra · Additional classical source for a Torah Temimah-silent passuk
Chabad.org — Vayikra Chapter 9 with Rashi
Ramban on Vayikra 9:3.
Sefaria — Ramban on Vayikra 9:3
English: Ramban explains that Aaron was intended to speak to Israel in order to elevate him in the eyes of the people, since he was the one who would command them in God's name and offer the sacrifices.
Leadership and role — The source interprets the verse through its wording and context.
Ramban explains why the instruction is addressed through Aaron: his role as the commanded spokesman and offerer publicly establishes his priestly authority.