Leviticus 13:3

13:3 and the priest shall examine the plague in the skin of the body: and if the hair in the plague has turned white, and the appearance of the plague is deeper than the body's skin, it is the plague of leprosy; and the priest shall examine him, and pronounce him unclean.
-World English Bible

Other Translation

13:3 And the priest shall look on the plague in the skin of the flesh: and [when] the hair in the plague is turned white, and the plague in sight [be] deeper than the skin of his flesh, it [is] a plague of leprosy: and the priest shall look on him, and pronounce him unclean.
-King James Version