٣- عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُمَيْرٍ عَنِ الْقَاسِمِ بْنِ عُرْوَةَ عَنْ بُرَيْدِ [بْنِ مُعَاوِيَةَ] عَنْ أَبِي عَبْدِ اللهِ (عَلَيْهِ السَّلام) قَالَ سَأَلْتُهُ عَنِ الْمَمْلُوكِ تَجُوزُ شَهَادَتُهُ قَالَ نَعَمْ إِنَّ أَوَّلَ مَنْ رَدَّ شَهَادَةَ الْمَمْلُوكِ لَفُلانٌ. 
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 