ויהי ביום השמיני קרא משה לאהרון ולבניו ולזקני ישראל
The command to bring the offerings was for Aharon HaKohen alone. Why were the Zekeinim, Elders, included in the summons? Rashi explains that Moshe Rabbeinu wanted the Elders to hear for themselves that Hashem had elevated Aharon to the position of Kohen Gadol, High Priest. They should not suspect that Aharon had seized it for himself, or that Moshe had played favorites and given it to his older brother. Partiality, especially toward close relatives, has a way of raising people’s ire. To assuage the situation and clear the air, Moshe stated that it was Hashem’s command. It is certainly true…