Sunan an-Nasa'i 1320
سنن النسائي#1320Sahihأَخْبَرَنَا الْحَسَنُ بْنُ مُحَمَّدٍ الزَّعْفَرَانِيُّ، عَنْ حَجَّاجٍ، قَالَ ابْنُ جُرَيْجٍ أَنْبَأَنَا عَمْرُو بْنُ يَحْيَى، عَنْ مُحَمَّدِ بْنِ يَحْيَى بْنِ حَبَّانَ، عَنْ عَمِّهِ، وَاسِعِ بْنِ حَبَّانَ، . أَنَّهُ سَأَلَ عَبْدَ اللَّهِ بْنَ عُمَرَ عَنْ صَلاَةِ، رَسُولِ اللَّهِ صلى الله عليه وسلم فَقَالَ اللَّهُ أَكْبَرُ كُلَّمَا وَضَعَ اللَّهُ أَكْبَرُ كُلَّمَا رَفَعَ ثُمَّ يَقُولُ " السَّلاَمُ عَلَيْكُمْ وَرَحْمَةُ اللَّهِ عَنْ يَمِينِهِ السَّلاَمُ عَلَيْكُمْ وَرَحْمَةُ اللَّهِ عَنْ يَسَارِهِ " .
It was narrated from Wasi' bin Habban that:He asked 'Abdullah bin 'Umar about the prayer of the Messenger of Allah (ﷺ). He said: "Allahu Akbar" every time he went down and "Allahu Akbar" every time he came up, then he said: "As-salamu 'alaykum wa rahmatullah (peace be upon you and the mercy of Allah) to his right and: As-salamu 'alaykum wa rahmatullah (peace be upon you and the mercy of Allah) to his left
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: 13:142