Aaron’s sons Nadab and Abihu break the rituals commanded by Yahweh and are struck down. Moses scolds Aaron and his sons on following their duties as priests.
Leviticus 9: The Priests Begin Their Ministry
After 7 days of consecration, Moses commands Aaron and his sons to make offerings at the alter. Fire appears and consumes the offerings.
Leviticus 6: The Burnt Offering
Yahweh gives instructions for Aaron and his sons to accept burnt offerings, grain offerings, and sin offerings.