Sahih Muslim 6043
صحيح مسلم#6043Sahihحَدَّثَنَا مُحَمَّدُ بْنُ رَافِعٍ، حَدَّثَنَا أَبُو النَّضْرِ، حَدَّثَنَا سُلَيْمَانُ، عَنْ ثَابِتٍ، عَنْ أَنَسٍ، قَالَ لَقَدْ رَأَيْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم وَالْحَلاَّقُ يَحْلِقُهُ وَأَطَافَ بِهِ أَصْحَابُهُ فَمَا يُرِيدُونَ أَنْ تَقَعَ شَعْرَةٌ إِلاَّ فِي يَدِ رَجُلٍ .
Anas reported:I saw when the Messenger of Allah (ﷺ) got his hair cut by the barber, his Companions came round him and they eagerly wanted that no hair should fall but in the hand of a person
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 Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 43:101