Sahih al-Bukhari, Hadith 3966

Narrated Abu Dhar: The following Holy Verse:-- "These two opponents (believers & disbelievers) dispute with each other about their Lord," (22.19) was revealed concerning six men from Quraish, namely, `Ali, Hamza, 'Ubaida bin Al-Harith; Shaiba bin Rabi`a, `Utba bin Rabi`a and Al-Walid bin `Utba.

حَدَّثَنَا قَبِيصَةُ، حَدَّثَنَا سُفْيَانُ، عَنْ أَبِي هَاشِمٍ، عَنْ أَبِي مِجْلَزٍ، عَنْ قَيْسِ بْنِ عُبَادٍ، عَنْ أَبِي ذَرٍّ ـ رضى الله عنه ـ قَالَ نَزَلَتْ ‏{‏هَذَانِ خَصْمَانِ اخْتَصَمُوا فِي رَبِّهِمْ‏}‏ فِي سِتَّةٍ مِنْ قُرَيْشٍ عَلِيٍّ وَحَمْزَةَ وَعُبَيْدَةَ بْنِ الْحَارِثِ وَشَيْبَةَ بْنِ رَبِيعَةَ وَعُتْبَةَ بْنِ رَبِيعَةَ وَالْوَلِيدِ بْنِ عُتْبَةَ‏.‏

sunnah.com