Hadith.3517 - Al-Sakooni narrated from Imam Jafar ibn Muhammad Al-Sadiq (as) from his father, Imam Muhammad ibn Ali Al-Baqir (as), from his forefathers, peace be upon them, who said
The Messenger of Allah (swt), peace be upon him and his family, said: "If a slave becomes blind, there is no servitude upon him; and if a slave becomes leprous, there is no servitude upon him."