Sunan an-Nasa'i 1255
سنن النسائي#1255Sahihأَخْبَرَنَا عَبْدَةُ بْنُ عَبْدِ الرَّحِيمِ، قَالَ أَنْبَأَنَا ابْنُ شُمَيْلٍ، قَالَ أَنْبَأَنَا شُعْبَةُ، عَنِ الْحَكَمِ، وَمُغِيرَةَ، عَنْ إِبْرَاهِيمَ، عَنْ عَلْقَمَةَ، عَنْ عَبْدِ اللَّهِ، عَنِ النَّبِيِّ صلى الله عليه وسلم أَنَّهُ صَلَّى بِهِمُ الظُّهْرَ خَمْسًا فَقَالُوا إِنَّكَ صَلَّيْتَ خَمْسًا . فَسَجَدَ سَجْدَتَيْنِ بَعْدَ مَا سَلَّمَ وَهُوَ جَالِسٌ .
It was narrated from 'Abdullah that:The Prophet (ﷺ) led them in praying Zuhr with five (rak'ahs). They said: 'You prayed five.' So he prostrated twice after he had said the taslim, while he was sitting
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: 13:77