Leviticus 13:24 KJV

22And if it spread much abroad in the skin, then the priest shall pronounce him unclean: it is a plague.

23But if the bright spot stay in his place, and spread not, it is a burning boil; and the priest shall pronounce him clean.

24Or if there be any flesh, in the skin whereof there is a hot burning, and the quick flesh that burneth have a white bright spot, somewhat reddish, or white;

25Then the priest shall look upon it: and, behold, if the hair in the bright spot be turned white, and it be in sight deeper than the skin; it is a leprosy broken out of the burning: wherefore the priest shall pronounce him unclean: it is the plague of leprosy.

26But if the priest look on it, and, behold, there be no white hair in the bright spot, and it be no lower than the other skin, but be somewhat dark; then the priest shall shut him up seven days: