the man who touches any of these will remain unclean until evening. He must not eat from the sacred offerings unless he has bathed himself with water.

Leviticus 22:5
or whoever touches a crawling creature or a person that makes him unclean, whatever the uncleanness may be--

Leviticus 22:7
When the sun has set, he will become clean, and then he may eat from the sacred offerings, for they are his food.

Numbers 19:7
Then the priest must wash his clothes and bathe his body in water; after that he may enter the camp, but he will be ceremonially unclean until evening.

Numbers 19:22
Anything the unclean person touches will become unclean, and anyone who touches it will be unclean until evening."

The soul which has touched any such shall be unclean until even, and shall not eat of the holy things, unless he wash his flesh with water.