TT #293 · Parshas Tazria · Aliyah 7 · Passuk 55
English: The priest shall examine the lesion after it has been washed; if the lesion has not changed in appearance and has not spread, it is impure; you shall burn it in fire. It is a penetrating decay, whether the worn or unworn side is affected.
Torah Temimah cites Sifra (Toras Kohanim) for the distinction between worn-out and new garments.
English: The Sifra interprets “its bald area” as referring to worn-out garments and “its frontal bald area” as referring to new garments.
Textual derivation
The terms distinguish worn-out garments from new garments for the purposes of this rule.