Numbers 6:11

New Revised Standard Version Updated Edition 2021

and the priest shall offer one as a purification offering and the other as a burnt offering and make atonement for them, because they incurred guilt by reason of the corpse. They shall sanctify the head that same day

Cross References

Leviticus 5:7

“But if you cannot afford a sheep, you shall bring to the Lord, as your penalty for the sin that you have committed, two turtledoves or two pigeons, one for a purification offering and the other for a burnt offering.

Numbers 6:12

and separate themselves to the Lord for their days as nazirites and bring a male lamb a year old as a guilt offering. The former time shall be void because the nazirite was defiled.