If they eat part of the dead body, they must wash their clothes. They will be “unclean” until evening. If they pick up the dead body, they must wash their clothes. They will be “unclean” until evening.
“The man who sets free the goat that carries the people’s sins away must wash his clothes. He must take a bath. After that, he can come back into the camp.
The man who gathers up the ashes of the young cow must wash his clothes. He too will be ‘unclean’ until evening. This law is for the Israelites. It is also for the outsiders living among them. The law will last for all time to come.
Here is how to make them pure. Sprinkle the special water on them. Then have them shave their whole bodies. Also have them wash their clothes. That is how they will make themselves pure.