Sahih al-Bukhari 4743
صحيح البخاري#4743Sahihحَدَّثَنَا حَجَّاجُ بْنُ مِنْهَالٍ، حَدَّثَنَا هُشَيْمٌ، أَخْبَرَنَا أَبُو هَاشِمٍ، عَنْ أَبِي مِجْلَزٍ، عَنْ قَيْسِ بْنِ عُبَادٍ، عَنْ أَبِي ذَرٍّ ـ رضى الله عنه ـ أَنَّهُ كَانَ يُقْسِمُ فِيهَا إِنَّ هَذِهِ الآيَةَ {هَذَانِ خَصْمَانِ اخْتَصَمُوا فِي رَبِّهِمْ} نَزَلَتْ فِي حَمْزَةَ وَصَاحِبَيْهِ، وَعُتْبَةَ وَصَاحِبَيْهِ يَوْمَ بَرَزُوا فِي يَوْمِ بَدْرٍ رَوَاهُ سُفْيَانُ عَنْ أَبِي هَاشِمٍ. وَقَالَ عُثْمَانُ عَنْ جَرِيرٍ عَنْ مَنْصُورٍ عَنْ أَبِي هَاشِمٍ عَنْ أَبِي مِجْلَزٍ قَوْلَهُ.
Narrated Qais bin Ubad:Abu Dharr used to take an oath confirming that the Verse: 'These two opponents (believers, and disbelievers) dispute with each other about their Lord.' (22.19) was Revealed in connection with Hamza and his two companions and `Utbah and his two companions on the day when they went out to the battle of Badr
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 65:265