Numbers 6:11

Good News Translation

The priest shall offer one as a sin offering and the other as a burnt offering, to perform the ritual of purification for you because of your contact with a corpse. On the same day you shall reconsecrate your hair

Cross References

Leviticus 5:7

If you cannot afford a sheep or a goat, you shall bring to the Lord as the payment for your sin two doves or two pigeons, one for a sin offering and the other for a burnt offering.

Numbers 6:12

and rededicate to the Lord your time as a nazirite. The previous period of time doesn't count, because your consecrated hair was defiled. As a repayment offering you shall bring a one-year-old lamb.