Also, anything they fall on when they die will become unclean – any wood vessel or garment or article of leather or sackcloth. Any such vessel with which work is done must be immersed in water and will be unclean until the evening. Then it will become clean.
and the priest is to make one of them a sin offering and the other a burnt offering. So the priest is to make atonement for him before the Lord for his discharge.
“‘Any person who eats an animal that has died of natural causes or an animal torn by beasts, whether a native citizen or a foreigner, must wash his clothes, bathe in water, and be unclean until evening; then he becomes clean.
Then the priest must wash his clothes and bathe himself in water, and afterward he may come into the camp, but the priest will be ceremonially unclean until evening.