The Torah selection of Tsav continues to describe the priestly duties. The kohanim are commanded to keep the fire burning upon the altar. The morning and afternoon offerings are proscribed. The afternoon offering is the origin of the mincha, today's afternoon service. The leftover of the smoked meal offering was to be eaten by Aaron and his sons. The offering could not be baked with leaven.

The Kohen Gadol was commanded to bring a daily meal offering. The offering was smoked upon the altar.

The sin offering had to be eaten in a sacred place. If the garment of the priest was sprinkled with blood of the offering, it had to be cleansed in a sacred place. The sin offering could not be eaten; rather it was totally burnt.

The asham, the guilt offering, was an offering of smoked fat upon the altar. The priests were to eat of the offering in a sacred place. The skin of the offering was given to the priest.

There were three types of peace offerings. One peace offering was a gift of thanksgiving of deliverance from sickness or danger. The second was a fulfillment of a vow. The third peace offering was free will offering. The peace offering of thankfulness had to be consumed on the day it was offered. The other forms of peace offerings could also be eaten on the following day.

The fat and the blood of the animals were prohibited. The eating of blood has been incorporated in the laws of kashrut. Blood must be removed either through broiling or salting.

The breast of waving and the thigh of heaving were presented as gifts to the kohanim.

Chapter 8 of Leviticus describes the consecration of Aaron and the kohanim. Aaron dressed in the sacred garments of the priesthood - the tunic, girdle, robe, and ephod. The breastplate with the Urim and Tumim were placed on his chest. The sacred turban was put upon his head. The sin offering was offered and its blood sprinkled upon the altar. The fat of the offering was smoked upon the altar. Then two rams were presented, the ram of burnt offering and the ram of consecration. The blood of the ram of consecration was sprinkled on the ear, thumb, and toe of Aaron and his sons. The fat of the offering was smoked upon the altar. The anointing oil was sprinkled upon Aaron and his sons. The consecration process isolated the kohanim for seven days.