(3) باب إزالة النجاسة وبيانها
In yet another version of Muslim:
Verily! I ('Aisha) used to scrape it (the semen) off his garment with my nails while it was dry. (ID)
Reference (ID): Bulugh al-Maram 28 (ID)
In-book reference (ID): Book 1, Hadith 33 (ID)
English translation (ID): Book 1, Hadith 32 (ID)