Leviticus 9:9

9:9 Then Aaron’s sons presented the blood to him and he dipped his finger in the blood and put it on the horns of the altar, and the rest of the blood he poured out at the base of the altar.

Leviticus 16:15

16:15 “He must then slaughter the sin offering goat which is for the people. He is to bring its blood inside the veil-canopy, and he is to do with its blood just as he did to the blood of the bull: He is to sprinkle it on the atonement plate and in front of the atonement plate.

Leviticus 17:14

17:14 for the life of all flesh is its blood. So I have said to the Israelites: You must not eat the blood of any living thing because the life of every living thing is its blood – all who eat it will be cut off.