Sunan an-Nasa'i 4197
سنن النسائي#4197Sahihأَخْبَرَنَا مُحَمَّدُ بْنُ مَنْصُورٍ، قَالَ حَدَّثَنَا سُفْيَانُ، قَالَ سَأَلْتُ سُهَيْلَ بْنَ أَبِي صَالِحٍ قُلْتُ حَدَّثَنَا عَمْرٌو، عَنِ الْقَعْقَاعِ، عَنْ أَبِيكَ، قَالَ أَنَا سَمِعْتُهُ مِنَ الَّذِي، حَدَّثَ أَبِي، حَدَّثَهُ رَجُلٌ، مِنْ أَهْلِ الشَّامِ يُقَالُ لَهُ عَطَاءُ بْنُ يَزِيدَ عَنْ تَمِيمٍ الدَّارِيِّ قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " إِنَّمَا الدِّينُ النَّصِيحَةُ " . قَالُوا لِمَنْ يَا رَسُولَ اللَّهِ قَالَ " لِلَّهِ وَلِكِتَابِهِ وَلِرَسُولِهِ وَلأَئِمَّةِ الْمُسْلِمِينَ وَعَامَّتِهِمْ " .
It was narrated that Tamim Ad-Dari said:"The Messenger of Allah said: 'Religion is sincerity (An-Nasihah).' They said: 'To whom, O Messenger of Allah?' he said: 'To Allah, to His Book, to His Messenger, to the imams of the Muslims, and to their common folk
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:
In-book reference: 39:49