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bukhari:4314Muḥammad b. ʿAbdullāh b. Numayr > Yazīd b. Hārūn > Ismāʿīl Raʾayt Biyad Ibn Abū Awfá Ḍarbah

I saw (a healed scar of) blow over the hand of Ibn Abi ʿAufa who said, "I received that blow in the battle of Hunain in the company of the Prophet." I said, "Did you take part in the battle of Hunain?" He replied, "Yes (and in other battles) before it."  

البخاري:٤٣١٤حَدَّثَنَا مُحَمَّدُ بْنُ عَبْدِ اللَّهِ بْنِ نُمَيْرٍ حَدَّثَنَا يَزِيدُ بْنُ هَارُونَ أَخْبَرَنَا إِسْمَاعِيلُ رَأَيْتُ بِيَدِ ابْنِ أَبِي أَوْفَى ضَرْبَةً قَالَ

ضُرِبْتُهَا مَعَ النَّبِيِّ ﷺ يَوْمَ حُنَيْنٍ قُلْتُ شَهِدْتَ حُنَيْنًا قَالَ قَبْلَ ذَلِكَ