Deuteronomy 23:10-12

Modern English Version

¹⁰ If there be among you any man who is not clean because of a nocturnal emission, then he must leave the camp. He may not re-enter the camp. ¹¹ And it must be that when evening comes, he must wash himself with water, and at sunset he may re-enter the camp.

¹² You must also have a place outside the camp where one may go outside.