Leviticus 13:17 WEB

¹⁵  The priest shall examine the raw flesh, and pronounce him unclean: the raw flesh is unclean. It is leprosy.

¹⁶  Or if the raw flesh turns again, and is changed to white, then he shall come to the priest;

¹⁷  and the priest shall examine him; and, behold, if the plague has turned white, then the priest shall pronounce him clean of the plague. He is clean.

¹⁸  'When the body has a boil on its skin, and it has healed,

¹⁹  and in the place of the boil there is a white rising, or a bright spot, reddish-white, then it shall be shown to the priest;