Sahih al-Bukhari 3128
صحيح البخاري#3128Sahihحَدَّثَنَا عَبْدُ اللَّهِ بْنُ أَبِي الأَسْوَدِ، حَدَّثَنَا مُعْتَمِرٌ، عَنْ أَبِيهِ، قَالَ سَمِعْتُ أَنَسَ بْنَ مَالِكٍ ـ رضى الله عنه ـ يَقُولُ كَانَ الرَّجُلُ يَجْعَلُ لِلنَّبِيِّ صلى الله عليه وسلم النَّخَلاَتِ حَتَّى افْتَتَحَ قُرَيْظَةَ وَالنَّضِيرَ، فَكَانَ بَعْدَ ذَلِكَ يَرُدُّ عَلَيْهِمْ.
Narrated Anas bin Malik:People used to give some of their datepalms to the Prophet (as a gift), till he conquered Bani Quraiza and Bani An-Nadir, whereupon he started returning their favors
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: 57:37