Yahya related to me from Malik from Yazid ibn Abdullah ibn Qusaytfrom Muhammad ibn Abd ar-Rahman ibn Thawban from his mother thatA'isha, the wife of the Prophet, may Allah bless him and grant himpeace, said that the Messenger of Allah, may Allah bless him and granthim peace, ordered that the skins of carrion be used after they hadbeen tanned.
USC-MSA web (English) reference: Book 25, Hadith 18
Arabic reference: Book 25, Hadith 1069