Leviticus 13:6
13:6 The priest must then examine it again on the seventh day, and if the infection has faded and has not spread on the skin, then the priest is to pronounce the person clean. It is a scab, so he must wash his clothes and be clean.
Leviticus 13:34
13:34 The priest must then examine the scall on the seventh day, and if the scall has not spread on the skin and it does not appear to be deeper than the skin, then the priest is to pronounce him clean. So he is to wash his clothes and be clean.