Sunan an-Nasa'i 481
سنن النسائي#481Sahihأَخْبَرَنَا مُحَمَّدُ بْنُ عَبْدِ الأَعْلَى، قَالَ حَدَّثَنَا خَالِدٌ، قَالَ حَدَّثَنَا شُعْبَةُ، عَنْ سَلَمَةَ بْنِ كُهَيْلٍ، قَالَ رَأَيْتُ سَعِيدَ بْنَ جُبَيْرٍ بِجَمْعٍ أَقَامَ فَصَلَّى الْمَغْرِبَ ثَلاَثَ رَكَعَاتٍ ثُمَّ أَقَامَ فَصَلَّى - يَعْنِي - الْعِشَاءَ رَكْعَتَيْنِ ثُمَّ ذَكَرَ أَنَّ ابْنَ عُمَرَ صَنَعَ بِهِمْ مِثْلَ ذَلِكَ فِي ذَلِكَ الْمَكَانِ وَذَكَرَ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم صَنَعَ مِثْلَ ذَلِكَ فِي ذَلِكَ الْمَكَانِ .
It was narrated that Salamah bin Kuhail said:"I saw Sa'eed bin Jubari in Jam'.[1] He stood and prayed Maghrib, three Rak'ahs, then he stood and prayed 'Isha', two Rak'ahs. Then he mentioned that Ibn 'Umar had done the same thing in that place, and he mentioned that the Messenger of Allah (ﷺ) has done the same thing in that place. [1] Meaning Al-Muzdalifah
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: 5:34