حَدَّثَنَا مَحْمُودُ بْنُ غَيْلاَنَ، حَدَّثَنَا وَهْبُ بْنُ جَرِيرٍ، وَأَبُو دَاوُدَ الطَّيَالِسِيُّ قَالاَ حَدَّثَنَا شُعْبَةُ، عَنْ أَبِي إِسْحَاقَ، قَالَ كُنْتُ إِلَى جَنْبِ زَيْدِ بْنِ أَرْقَمَ فَقِيلَ لَهُ كَمْ غَزَا النَّبِيُّ صلى الله عليه وسلم مِنْ غَزْوَةٍ قَالَ تِسْعَ عَشْرَةَ ‏.‏ فَقُلْتُ كَمْ غَزَوْتَ أَنْتَ مَعَهُ قَالَ سَبْعَ عَشْرَةَ ‏.‏ قُلْتُ أَيَّتُهُنَّ كَانَ أَوَّلَ قَالَ ذَاتُ الْعُشَيْرَاءِ أَوِ الْعُسَيْرَاءِ ‏.‏ قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ ‏.‏

Narrated Abu Ishaq: "I was next to Zaid bin Arqam when he was asked: 'How many battles did the Prophet (PBUH) fight ?' He said: 'Nineteen.' So I said: 'How many battles did you take part in with him ?' he said: 'Seventeen.' I said: 'Which of them was the first?' He said: 'Dhat Al-Ushaira' or Al-'Usaira'. '" [Abu 'Eisa said:] This Hadith is Hasan Sahih. Translation Not Available

Book Ref: Jamiya Tirmidhi Book 23 Hadith 1676
Web Ref:  Jamiya Tirmidhi Vol 3 Book 21 Hadith 1676