“And the priest shall look at him on the seventh day. If it spreads further over the skin, then the priest shall pronounce him unclean, it is a leprous infection.
then the priest shall look at the infection and see, if it appears deeper than the skin, and there is thin yellow hair in it, then the priest shall pronounce him unclean, it is an eruption, a leprosy of the head or beard.
“And on the seventh day the priest shall look at the eruption and see, if the eruption has not spread over the skin, and does not appear deeper than the skin, then the priest shall pronounce him clean. And he shall wash his garments, and he shall be clean.