Leviticus 13:33

And if the priest look on the plague of the scall, and, behold, it [be] not in sight deeper than the skin, and [that there is] no black hair in it; then the priest shall shut up [him that hath] the plague of the scall seven days:

And in the seventh day the priest shall look on the plague: and, behold, [if] the scall spread not, and there be in it no yellow hair, and the scall [be] not in sight deeper than the skin;

And in the seventh day the priest shall look on the scall: and, behold, [if] the scall be not spread in the skin, nor [be] in sight deeper than the skin; then the priest shall pronounce him clean: and he shall wash his clothes, and be clean.

But if the scall spread much in the skin after his cleansing;