Sahih Muslim 1346
صحيح مسلم#1346Sahihوَحَدَّثَنِي مُحَمَّدُ بْنُ سَلَمَةَ الْمُرَادِيُّ، حَدَّثَنَا عَبْدُ اللَّهِ بْنُ وَهْبٍ، عَنْ يَحْيَى بْنِ عَبْدِ اللَّهِ بْنِ سَالِمٍ، عَنْ مُوسَى بْنِ عُقْبَةَ، أَنَّ أَبَا الزُّبَيْرِ الْمَكِّيَّ، حَدَّثَهُ أَنَّهُ، سَمِعَ عَبْدَ اللَّهِ بْنَ الزُّبَيْرِ، وَهُوَ يَقُولُ فِي إِثْرِ الصَّلاَةِ إِذَا سَلَّمَ . بِمِثْلِ حَدِيثِهِمَا وَقَالَ فِي آخِرِهِ وَكَانَ يَذْكُرُ ذَلِكَ عَنْ رَسُولِ اللَّهِ صلى الله عليه وسلم .
Abu Zubair al-Makki reported that he had heard 'Abdullah b. Zubair uttering (the words) like that of the hadith (narrated above) at the end of the prayer after pronouncing salutation. He at the conclusion also said that he was making a mention of that from the Messenger of Allah (ﷺ)
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: 5:183