When he is anointed; when any of them are anointed for high priest; for he only of all the priests was to be anointed in future ages. This law of his consecration was delivered before, Exodus 29:2,24,25, and is here repeated because of some additions made to it. A meat-offering perpetual, to wit, whensoever any of them shall be so anointed. At night, or, in the evening; the one to be annexed to the morning sacrifice, the other to the evening sacrifice, over and besides that meat-offering which every day was to be added to the daily morning and evening sacrifices, Exodus 29:40.
Related Commentaries of Leviticus 6:20
Leviticus 6:20
20 This is the offering of Aaron and of his sons, which they shall offer unto the LORD in the day when he is anointed; the tenth part of an ephah of fine flour for a meat offering perpetual, half of it in the morning, and half thereof at night.