On the head — To testify both his acknowledgment of his sin, and faith in God's promise for the expiation of his sins through Christ, whom that sacrifice typified. Kill the bullock — By one of the priests, whom he should cause to do it.
Related Commentaries of Leviticus 4:4
Leviticus 4:4
4 And he shall bring the bullock unto the door of the tabernacle of the congregation before the LORD; and shall lay his hand upon the bullock's head, and kill the bullock before the LORD.