Leviticus 13:32 (KJV)
And in the seventh day the priest shall look on the plague: and, behold, if the scurf spread not, and there be in it no yellow hair, and the scurf be not in sight deeper than the skin;
And in the seventh day the priest shall look on the plague: and, behold, if the scurf spread not, and there be in it no yellow hair, and the scurf be not in sight deeper than the skin;