All his flesh — When it appeared in some one part it discovered the ill humour which lurked within, and withal the inability of nature to expel it; but when it overspread all, it manifested the strength of nature conquering the distemper, and purging out the ill humours into the outward parts.
Related Commentaries of Leviticus 13:13
Leviticus 13:13
13 Then the priest shall consider: and, behold, if the leprosy have covered all his flesh, he shall pronounce him clean that hath the plague: it is all turned white: he is clean.