Leviticus 1:4

1:4 He must lay his hand on the head of the burnt offering, and it will be accepted for him to make atonement on his behalf.

Leviticus 4:29

4:29 He must lay his hand on the head of the sin offering and slaughter the sin offering in the place where the burnt offering is slaughtered.

Leviticus 8:18

8:18 Then he presented the burnt offering ram and Aaron and his sons laid their hands on the head of the ram,