Leviticus 13:7-9 King James 2000 (KJ2000)

7. But if the scab spreads much abroad in the skin, after that he has been seen of the priest for his cleansing, he shall be seen of the priest again:

8. And if the priest sees that, behold, the scab spreads in the skin, then the priest shall pronounce him unclean: it is a leprosy.

9. When the disease of leprosy is in a man, then he shall be brought unto the priest;

Leviticus 13