Sunan an-Nasa'i 981
سنن النسائي#981Sahihأَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا الْعَطَّافُ بْنُ خَالِدٍ، عَنْ زَيْدِ بْنِ أَسْلَمَ، قَالَ دَخَلْنَا عَلَى أَنَسِ بْنِ مَالِكٍ فَقَالَ صَلَّيْتُمْ قُلْنَا نَعَمْ . قَالَ يَا جَارِيَةُ هَلُمِّي لِي وَضُوءًا مَا صَلَّيْتُ وَرَاءَ إِمَامٍ أَشْبَهَ صَلاَةً بِرَسُولِ اللَّهِ صلى الله عليه وسلم مِنْ إِمَامِكُمْ هَذَا . قَالَ زَيْدٌ وَكَانَ عُمَرُ بْنُ عَبْدِ الْعَزِيزِ يُتِمُّ الرُّكُوعَ وَالسُّجُودَ وَيُخَفِّفُ الْقِيَامَ وَالْقُعُودَ .
It was narrated that Zaid bin Aslam said:"We entered upon Anas bin Malik and he said: 'Have you prayed?' We said: 'Yes.' He asid: 'O slave girl, bring me water for Wudhu! I have never prayed behind any Imam whose prayer more closely resembles the prayer of the Messenger of Allah (ﷺ) than this Imam of yours.'" Zaid said: "Umar bin Abdul Aziz used to complete the bowing and prostration (without rushing) and lighten the standing and 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: 11:106