Sahih al-Bukhari 6247
صحيح البخاري#6247Sahihحَدَّثَنَا عَلِيُّ بْنُ الْجَعْدِ، أَخْبَرَنَا شُعْبَةُ، عَنْ سَيَّارٍ، عَنْ ثَابِتٍ الْبُنَانِيِّ، عَنْ أَنَسِ بْنِ مَالِكٍ ـ رضى الله عنه أَنَّهُ مَرَّ عَلَى صِبْيَانٍ فَسَلَّمَ عَلَيْهِمْ وَقَالَ كَانَ النَّبِيُّ صلى الله عليه وسلم يَفْعَلُهُ.
Narrated Anas bin Malik:that he passed by a group of boys and greeted them and said, "The Prophet (ﷺ) used to do so
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: 79:21