Sahih al-Bukhari 4004
Book 64: Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi) · Narrated by Ibn Ma`qil
Arabic
حَدَّثَنِي مُحَمَّدُ بْنُ عَبَّادٍ، أَخْبَرَنَا ابْنُ عُيَيْنَةَ، قَالَ أَنْفَذَهُ لَنَا ابْنُ الأَصْبَهَانِيِّ سَمِعَهُ مِنِ ابْنِ مَعْقِلٍ، أَنَّ عَلِيًّا ـ رضى الله عنه ـ كَبَّرَ عَلَى سَهْلِ بْنِ حُنَيْفٍ فَقَالَ إِنَّهُ شَهِدَ بَدْرًا.
English translation
Narrated Ibn Ma`qil:`Ali led the funeral prayer of Sahl bin Hunaif and said, "He was one of the warriors of Badr
Reference: Sahih al-Bukhari 4004, Book of Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi). English translation by Dr. Muhammad Muhsin Khan.