Sahih al-Bukhari 4009
صحيح البخاري#4009Sahihحَدَّثَنَا يَحْيَى بْنُ بُكَيْرٍ، حَدَّثَنَا اللَّيْثُ، عَنْ عُقَيْلٍ، عَنِ ابْنِ شِهَابٍ، أَخْبَرَنِي مَحْمُودُ بْنُ الرَّبِيعِ، أَنَّ عِتْبَانَ بْنَ مَالِكٍ، وَكَانَ، مِنْ أَصْحَابِ النَّبِيِّ صلى الله عليه وسلم مِمَّنْ شَهِدَ بَدْرًا مِنَ الأَنْصَارِ أَنَّهُ أَتَى رَسُولَ اللَّهِ صلى الله عليه وسلم.
Narrated Mahmud bin Ar-Rabi:That `Itban bin Malik who was one of the companions of the Prophet (ﷺ) and one of the warriors of Badr, came to Allah's Messenger (ﷺ)
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: 64:60