The priest that is anointed— That is, the high-priest. The phrase that is anointed, specifies no more than holy; if the holy priest. It is used for the common priests, Numbers 3:3. According to the sin of the people, is rendered by Houbigant and many others, if he shall lead the people to sin, i.e. drawing them into error by his example or misinformation. The Hebrew literally is, if the holy priest shall sin to the sin of the people, that is, to the causing the people to sin also; see Hebrews 5:2 and compare with Hebrews 7:26-28.
Related Commentaries of Leviticus 4:3
Leviticus 4:3
3 If the priest that is anointed do sin according to the sin of the people; then let him bring for his sin, which he hath sinned, a young bullock without blemish unto the LORD for a sin offering.