Leviticus 13:25

and the priest hath seen it, and lo, the hair hath turned white in the bright spot, and its appearance is deeper than the skin; leprosy it is, in the burning it hath broken out, and the priest hath pronounced him unclean; it is a plague of leprosy.

Leviticus 13:4

And if the bright spot is white in the skin of his flesh, and its appearance is not deeper than the skin, and its hair hath not turned white, then hath the priest shut up him who hath the plague seven days.

Leviticus 13:18-20

'And when flesh hath in it, in its skin, an ulcer, and it hath been healed,

Treasury of Scripture Knowledge

Summary

Then the priest shall look upon it: and, behold, if the hair in the bright spot be turned white, and it be in sight deeper than the skin; it is a leprosy broken out of the burning: wherefore the priest shall pronounce him unclean: it is the plague of leprosy.

Turned white

Bible References

Turned white

Leviticus 13:4
And if the bright spot is white in the skin of his flesh, and its appearance is not deeper than the skin, and its hair hath not turned white, then hath the priest shut up him who hath the plague seven days.