Sunan an-Nasa'i 1257
سنن النسائي#1257Sahihأَخْبَرَنَا سُوَيْدُ بْنُ نَصْرٍ، قَالَ أَنْبَأَنَا عَبْدُ اللَّهِ، عَنْ مَالِكِ بْنِ مِغْوَلٍ، قَالَ سَمِعْتُ الشَّعْبِيَّ، يَقُولُ سَهَا عَلْقَمَةُ بْنُ قَيْسٍ فِي صَلاَتِهِ فَذَكَرُوا لَهُ بَعْدَ مَا تَكَلَّمَ فَقَالَ أَكَذَلِكَ يَا أَعْوَرُ قَالَ نَعَمْ . فَحَلَّ حُبْوَتَهُ ثُمَّ سَجَدَ سَجْدَتَىِ السَّهْوِ وَقَالَ هَكَذَا فَعَلَ رَسُولُ اللَّهِ صلى الله عليه وسلم . قَالَ وَسَمِعْتُ الْحَكَمَ يَقُولُ كَانَ عَلْقَمَةُ صَلَّى خَمْسًا .
It was narrated that Malik bin Mighwal said:"I heard Ash-Sha'bi say: 'Alqamah bin Qais forgot (and made a mistake) in his prayer, and they told him about that after he had spoken, He said: 'Is that true, O odd-eyed one?' He said: 'Yes.' So he undid his cloak, then he performed two prostrations of forgtfulness,and said: 'This is what the Messenger of Allah (ﷺ) did.' He said: And I heard Al-Hakam say: 'Alqamah had prayed five
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: 13:79