Sahih Muslim 1317
صحيح مسلم#1317Sahihحَدَّثَنَا ابْنُ أَبِي عُمَرَ، حَدَّثَنَا سُفْيَانُ بْنُ عُيَيْنَةَ، عَنْ عَمْرِو بْنِ دِينَارٍ، عَنْ أَبِي مَعْبَدٍ، مَوْلَى ابْنِ عَبَّاسٍ أَنَّهُ سَمِعَهُ يُخْبِرُ، عَنِ ابْنِ عَبَّاسٍ، قَالَ مَا كُنَّا نَعْرِفُ انْقِضَاءَ صَلاَةِ رَسُولِ اللَّهِ صلى الله عليه وسلم إِلاَّ بِالتَّكْبِيرِ . قَالَ عَمْرٌو فَذَكَرْتُ ذَلِكَ لأَبِي مَعْبَدٍ فَأَنْكَرَهُ وَقَالَ لَمْ أُحَدِّثْكَ بِهَذَا . قَالَ عَمْرٌو وَقَدْ أَخْبَرَنِيهِ قَبْلَ ذَلِكَ .
Ibn 'Abbas reported:We knew the finishing of the prayer of the Messenger of Allah (ﷺ) through takbir. 'Amr (b. Dinar) said: I made a mention of it to Abu Mas'ud. hue he rejected it and said: I never narrated it to you. 'Amr said: He did narrate it before this
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: 5:155