Observe again, the laying on of the hand, by way of acknowledging the transfer of sin. Hosea 14:1-2.
Related Commentaries of Leviticus 3:7
Leviticus 3:7-8
7 If he offer a lamb for his offering, then shall he offer it before the LORD.
8 And he shall lay his hand upon the head of his offering, and kill it before the tabernacle of the congregation: and Aaron's sons shall sprinkle the blood thereof round about upon the altar.