2 Chronicles 35:11
They slaughtered the Passover lambs, and while the priests sprinkled the blood received from their hand, the Levites skinned the animals.
2 Chronicles 29:34
But there were too few priests and they were unable to skin all the burnt offerings; so until the other priests had consecrated themselves, their brothers, the Levites, helped them until the work was done. For the Levites were more upright in heart and more conscientious than the priests in consecrating themselves.
Leviticus 1:5-6
He shall kill the young bull before the Lord; and Aaron’s sons the priests shall present the blood and sprinkle the blood around on the altar that is at the doorway of the Tent of Meeting.
Numbers 18:3
And the Levites shall attend to your duty [as assistants] and to the duties of all the tent (tabernacle); only they shall not approach the articles of the sanctuary and the altar, or both they and you will die.
Numbers 18:7
Therefore you and your sons with you shall attend to your priesthood for everything concerning the altar [of burnt offering and the altar of incense] and [of the Holy of Holies] within the veil, and you are to serve. I am giving you the priesthood as a bestowed service, but the stranger (outsider, layman) who approaches shall be put to death.”
2 Chronicles 29:22-24
So they slaughtered the bulls, and the priests took the blood and sprinkled it on the altar. They also slaughtered the rams and sprinkled the blood on the altar; then they slaughtered the lambs and sprinkled the blood on the altar.
2 Chronicles 30:16
They stood at their accustomed stations, in accordance with the Law of Moses, the man of God. The priests sprinkled the blood [which they received] from the hand of the Levites [on the altar].
Hebrews 9:21-22
And in the same way he sprinkled both the tabernacle and all the containers and sacred utensils of worship with the blood.