Numbers 6:11

The priest shall offer one for a sin offering, and the other for a burnt offering, and make atonement for him, because he sinned by reason of the dead, and shall make his head holy that same day.

Leviticus 5:8-10

He shall bring them to the priest, who shall first offer the one which is for the sin offering, and wring off its head from its neck, but shall not sever it completely.

Leviticus 14:30-31

He shall offer one of the turtledoves, or of the young pigeons, such as he is able to afford,

Treasury of Scripture Knowledge

Summary

And the priest shall offer the one for a sin offering, and the other for a burnt offering, and make an atonement for him, for that he sinned by the dead, and shall hallow his head that same day.

And shall

Bible References

Offer

Leviticus 5:8
He shall bring them to the priest, who shall first offer the one which is for the sin offering, and wring off its head from its neck, but shall not sever it completely.
Leviticus 14:30
He shall offer one of the turtledoves, or of the young pigeons, such as he is able to afford,

And shall

Numbers 6:5
"All the days of his vow of separation there shall no razor come on his head, until the days are fulfilled, in which he separates himself to the LORD. He shall be holy. He shall let the locks of the hair of his head grow long.