Sahih al-Bukhari 7391
صحيح البخاري#7391Sahihحَدَّثَنِي سَعِيدُ بْنُ سُلَيْمَانَ، عَنِ ابْنِ الْمُبَارَكِ، عَنْ مُوسَى بْنِ عُقْبَةَ، عَنْ سَالِمٍ، عَنْ عَبْدِ اللَّهِ، قَالَ أَكْثَرُ مَا كَانَ النَّبِيُّ صلى الله عليه وسلم يَحْلِفُ " لاَ وَمُقَلِّبِ الْقُلُوبِ ".
Narrated `Abdullah:The Prophet (ﷺ) frequently used to swear, "No, by the One Who turns the hearts
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: 97:20