Sahih Muslim 4213
صحيح مسلم#4213Sahihوَحَدَّثَنِي مُحَمَّدُ بْنُ الْمُثَنَّى، وَابْنُ، بَشَّارٍ قَالاَ حَدَّثَنَا مُحَمَّدُ بْنُ جَعْفَرٍ، حَدَّثَنَا شُعْبَةُ، عَنْ سِمَاكٍ، بِهَذَا الإِسْنَادِ نَحْوَهُ . وَلَمْ يَذْكُرْ فَكَانَ بَعْدُ الثُّلُثُ جَائِزًا .
This hadith has been narrated on the authority of Simak with the same chain of transmitters. But he did not mention:" It was then that one-third became permissible
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: 25:10