Sahih al-Bukhari 2532
صحيح البخاري#2532Sahihحَدَّثَنَا شِهَابُ بْنُ عَبَّادٍ، حَدَّثَنَا إِبْرَاهِيمُ بْنُ حُمَيْدٍ، عَنْ إِسْمَاعِيلَ، عَنْ قَيْسٍ، قَالَ لَمَّا أَقْبَلَ أَبُو هُرَيْرَةَ ـ رضى الله عنه ـ وَمَعَهُ غُلاَمُهُ وَهْوَ يَطْلُبُ الإِسْلاَمَ، فَأَضَلَّ أَحَدُهُمَا صَاحِبَهُ بِهَذَا، وَقَالَ أَمَا إِنِّي أُشْهِدُكَ أَنَّهُ لِلَّهِ.
Narrated Qais:When Abu Huraira accompanied by his slave came intending to embrace Islam, they lost each other on the way. (When the slave showed up) Abu Huraira said (to the Prophet), "I make you witness that the slave is free for Allah's Cause
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: 49:16