Sahih Muslim 2559
صحيح مسلم#2559Sahihحَدَّثَنَا زُهَيْرُ بْنُ حَرْبٍ، وَابْنُ أَبِي عُمَرَ، وَعَمْرٌو النَّاقِدُ، جَمِيعًا عَنِ ابْنِ عُيَيْنَةَ، عَنِ الزُّهْرِيِّ، بِهَذَا الإِسْنَادِ وَزَادَ ابْنُ عُيَيْنَةَ " وَلاَ تَقَاطَعُوا " .
This hadith has been narrated on the authority of Zuhri with the same chain of transmitters with the addition of Ibn Uyaina (and the words are):" Do not cut off (mutual relations)
Scholarly Authentication
The label above is the grade most of these scholars gave, each scholar counted once — 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. When they judged only its chain of narrators (“Isnaad”), the label says “Sound chain”. Each scholar's own wording:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
Sahih Muslim 2559 is the standard (Abd al-Baqi) number; this narration is #6531 in the MuslimGPT index.
In-book reference: 45:28