Sunan Abi Dawud 4606
سنن أبي داود#4606Sahihحَدَّثَنَا مُحَمَّدُ بْنُ الصَّبَّاحِ الْبَزَّازُ، حَدَّثَنَا إِبْرَاهِيمُ بْنُ سَعْدٍ، ح وَحَدَّثَنَا مُحَمَّدُ بْنُ عِيسَى، حَدَّثَنَا عَبْدُ اللَّهِ بْنُ جَعْفَرٍ الْمَخْرَمِيُّ، وَإِبْرَاهِيمُ بْنُ سَعْدٍ، عَنْ سَعْدِ بْنِ إِبْرَاهِيمَ، عَنِ الْقَاسِمِ بْنِ مُحَمَّدٍ، عَنْ عَائِشَةَ، رضى الله عنها قَالَتْ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " مَنْ أَحْدَثَ فِي أَمْرِنَا هَذَا مَا لَيْسَ فِيهِ فَهُوَ رَدٌّ " . قَالَ ابْنُ عِيسَى قَالَ النَّبِيُّ صلى الله عليه وسلم " مَنْ صَنَعَ أَمْرًا عَلَى غَيْرِ أَمْرِنَا فَهُوَ رَدٌّ " .
A'ishah reported the Messenger of Allah (ﷺ) as saying:If any one introduces into this affair of ours anything which does not belong to it, it is rejected. Ibn `Isa said: The Prophet (ﷺ) said: If anyone practices any action in a way other than our practice, it is rejected
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: 42:11