Sunnah.com reference : Book 11, Hadith 23English translation : Book 11, Hadith 1320Arabic reference : Book 11, Hadith 1293
’Abdur Rahman bin ’Auf (RAA) narrated regarding the story of the killing of Abu Jahl,‘..they both hastened to him with their swords till they killed him. Afterwards, they went to the Prophet and informed him (of what they had done). The Messenger of Allah (ﷺ) asked them, “Which of you killed him? Have you wiped your swords?” They said:
‘No.’ The Prophet then looked at the swords and said, “Both of you killed him.” He then ordained that the belongings (weapons, shields etc..) of Abu Jahl should go to Mu 'adh bin 'Amro bin al-Jamuh.’ Agreed upon.
وَعَنْ عَبْدِ اَلرَّحْمَنِ بْنِ عَوْفٍ ‏- رضى الله عنه ‏- فِي ‏- قِصَّةِ قَتْلِ أَبِي جَهْلٍ ‏- قَالَ: { فَابْتَدَرَاهُ بِسَيْفَيْهِمَا حَتَّى قَتَلَاهُ, ثُمَّ انْصَرَفَا إِلَى رَسُولِ اَللَّهِ ‏- صلى الله عليه وسلم ‏-فَأَخْبَرَاهُ, فَقَالَ: "أَيُّكُمَا قَتَلَهُ? هَلْ مَسَحْتُمَا سَيْفَيْكُمَا ?" قَالَا: لَا.‏ قَالَ: فَنَظَرَ فِيهِمَا, فَقَالَ: "كِلَاكُمَا قَتَلَهُ, سَلْبُهُ لِمُعَاذِ بْنِ عَمْرِوِ بْنِ اَلْجَمُوحِ" }  مُتَّفَقٌ عَلَيْهِ  1‏ .‏‏1 ‏- صحيح.‏ رواه البخاري ( 3141 )‏، ومسلم ( 1752 )‏، وقد ساقه الحافظ هنا مختصرا.‏