Leviticus 13:25

let the priest look upon it. If the hair in that brightness be changed to white and it also appear lower than the other skin, then it is a leprosy that is broken out in the place of the burning. And the priest shall judge him unclean, for it is a leprosy.

Leviticus 13:4

If there be but a white pleck in the skin of his flesh, and seem not to be lower than the other skin nor the hair thereof is turned unto white: then let the priest shut him up seven days.

Leviticus 13:18-20

"When there is a boil in the skin of any man's flesh, and is 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
If there be but a white pleck in the skin of his flesh, and seem not to be lower than the other skin nor the hair thereof is turned unto white: then let the priest shut him up seven days.