Sahih al-Bukhari 503
صحيح البخاري#503Sahihحَدَّثَنَا قَبِيصَةُ، قَالَ حَدَّثَنَا سُفْيَانُ، عَنْ عَمْرِو بْنِ عَامِرٍ، عَنْ أَنَسٍ، قَالَ لَقَدْ رَأَيْتُ كِبَارَ أَصْحَابِ النَّبِيِّ صلى الله عليه وسلم يَبْتَدِرُونَ السَّوَارِيَ عِنْدَ الْمَغْرِبِ. وَزَادَ شُعْبَةُ عَنْ عَمْرٍو عَنْ أَنَسٍ حَتَّى يَخْرُجَ النَّبِيُّ صلى الله عليه وسلم.
Narrated Anas:I saw the most famous people amongst the companions of the Prophet (ﷺ) hurrying towards the pillars at the Maghrib prayer before the Prophet (ﷺ) came for the prayer
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: 8:150