Numbers 6:11

and the priest will offer one for a sin offering and one for a burnt offering, and he will make atonement for him because he sinned concerning the corpse. He will consecrate his head on that day.

Leviticus 5:8-10

He shall bring them to the priest, and he shall present that which [is] for the sin offering first, and [the priest] shall wring its head off {at the back of its neck}, but he must not sever [it],

Leviticus 14:30-31

And he shall {sacrifice} one of the turtledoves or the {young doves} that {he can 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, and he shall present that which [is] for the sin offering first, and [the priest] shall wring its head off {at the back of its neck}, but he must not sever [it],
Leviticus 14:30
And he shall {sacrifice} one of the turtledoves or the {young doves} that {he can afford},

And shall

Numbers 6:5
" 'All the days of the vow of his separation a razor will not pass over his head. Until fulfilling the days that he separated himself to Yahweh he will be holy and grow long the locks of the hair of his head.