Sunan an-Nasa'i 1033
سنن النسائي#1033Sahihأَخْبَرَنَا عَمْرُو بْنُ عَلِيٍّ، قَالَ حَدَّثَنَا يَحْيَى بْنُ سَعِيدٍ، عَنْ إِسْمَاعِيلَ بْنِ أَبِي خَالِدٍ، عَنِ الزُّبَيْرِ بْنِ عَدِيٍّ، عَنْ مُصْعَبِ بْنِ سَعْدٍ، قَالَ رَكَعْتُ فَطَبَّقْتُ فَقَالَ أَبِي إِنَّ هَذَا شَىْءٌ كُنَّا نَفْعَلُهُ ثُمَّ ارْتَفَعْنَا إِلَى الرُّكَبِ .
It was narrated that Mus'ab bin Sa'd said:"I bowed and put my hands together, and my father said: 'This is something that we used to do, then we brought them up to our knees
Scholarly Authentication
The label above is the grade most of these scholars gave, each scholar counted once — 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. When they judged only its chain of narrators (“Isnaad”), the label says “Sound chain”. Each scholar's own wording:
Our source also lists this ruling under Abu Ghuddah, the editor of the printed edition it was taken from. It is al-Albani's ruling printed again, so it is counted once.
In-book reference: 12:5