Sahih Muslim 1965
صحيح مسلم#1965Sahihوَحَدَّثَنَا قُتَيْبَةُ بْنُ سَعِيدٍ، وَمُحَمَّدُ بْنُ رُمْحِ بْنِ الْمُهَاجِرِ، قَالَ ابْنُ رُمْحٍ أَخْبَرَنَا اللَّيْثُ، عَنْ عُقَيْلٍ، عَنِ ابْنِ شِهَابٍ، أَخْبَرَنِي سَعِيدُ بْنُ الْمُسَيَّبِ، أَنَّ أَبَا هُرَيْرَةَ، أَخْبَرَهُ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " إِذَا قُلْتَ لِصَاحِبِكَ أَنْصِتْ . يَوْمَ الْجُمُعَةِ وَالإِمَامُ يَخْطُبُ فَقَدْ لَغَوْتَ " .
Abu Huraira reported Allah's Messenger (ﷺ) as saying:If you (even) ask your companion to be quiet on Friday while the Imam is delivering the sermon, you have in fact talked irrelevance
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 7:15