Leviticus 13:7-9

King James Version

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

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

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