Leviticus 13:25

then the priest shall look on it. And behold, the hair in the bright spot has turned white, and it is in sight deeper than the skin, it is leprosy broken out of the burning. Therefore the priest shall pronounce him unclean. It is the plague of leprosy.

Leviticus 13:4

And if the bright spot is white in the skin of his flesh, and in sight is not deeper than the skin, and the hair of it has not turned white, then the priest shall shut up the plague seven days.

Leviticus 13:18-20

And when the flesh has a boil in his skin, and it has 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 in sight is not deeper than the skin, and the hair of it has not turned white, then the priest shall shut up the plague seven days.