Sunan Abi Dawud 1006
سنن أبي داود#1006Sahihحَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا حَمَّادٌ، وَعَبْدُ الْوَارِثِ، عَنْ لَيْثٍ، عَنِ الْحَجَّاجِ بْنِ عُبَيْدٍ، عَنْ إِبْرَاهِيمَ بْنِ إِسْمَاعِيلَ، عَنْ أَبِي هُرَيْرَةَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " أَيَعْجِزُ أَحَدُكُمْ " . قَالَ عَنْ عَبْدِ الْوَارِثِ " أَنْ يَتَقَدَّمَ أَوْ يَتَأَخَّرَ أَوْ عَنْ يَمِينِهِ أَوْ عَنْ شِمَالِهِ " . زَادَ فِي حَدِيثِ حَمَّادٍ " فِي الصَّلاَةِ " . يَعْنِي فِي السُّبْحَةِ .
Narrated AbuHurayrah: The Prophet (ﷺ) said: Cannot any one of you (according to the version of the narrator AbdulWarith) step forward or backward or at his right or left. The version of Hammad added: during prayer; that is, in supererogatory prayer
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 Muhammad Muhyi Al-Din Abdul Hamid, 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: 2:617