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bukhari:3970Aḥmad b. Saʿīd Abū ʿAbdullāh > Isḥāq b. Manṣūr > Ibrāhīm b. Yūsuf from his father > Abū Isḥāq Saʾal a man al-Barāʾ > Ashahid ʿAlī Badr

A man asked Al-Bara' and I was listening, "Did ʿAli take part in (the battle of) Badr?" Al-Bara' said, "(Yes). he even met (his enemies) in a duel and was clad in two armors (one over the other).  

البخاري:٣٩٧٠حَدَّثَنِي أَحْمَدُ بْنُ سَعِيدٍ أَبُو عَبْدِ اللَّهِ حَدَّثَنَا إِسْحَاقُ بْنُ مَنْصُورٍ حَدَّثَنَا إِبْرَاهِيمُ بْنُ يُوسُفَ عَنْ أَبِيهِ

عَنْ أَبِي إِسْحَاقَ سَأَلَ رَجُلٌ الْبَرَاءَ وَأَنَا أَسْمَعُ قَالَ أَشَهِدَ عَلِيٌّ بَدْرًا قَالَ بَارَزَ وَظَاهَرَ