Sahih Muslim 4921
صحيح مسلم#4921Sahihوَحَدَّثَنَاهُ إِسْحَاقُ بْنُ إِبْرَاهِيمَ، أَخْبَرَنَا عِيسَى بْنُ يُونُسَ، حَدَّثَنَا الأَعْمَشُ، عَنْ شَقِيقٍ، عَنْ أَبِي مُوسَى، قَالَ أَتَيْنَا رَسُولَ اللَّهِ صلى الله عليه وسلم فَقُلْنَا يَا رَسُولَ اللَّهِ الرَّجُلُ يُقَاتِلُ مِنَّا شَجَاعَةً . فَذَكَرَ مِثْلَهُ .
It has been narrated (through yet another chain of transmitters) on the same authority, i. e. Abu Musa, who said:We, came to the Messenger of Allah (ﷺ) and said: Messenger of Allah, one of us hho fights to display his valour... (followed by the same words as we have in the previous tradition)
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: 33:216