3. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from al-Qasim ibn ‘Urwah from Burayd ibn Mu‘awiyah who has narrated the following: “I once asked abu ‘Abd Allah, Alayhi al-Salam, if the testimony of a slave is acceptable. He (the Imam) said, ‘Yes, it is permissible and the first one who rejected the testimony of a slave was so and