Sunan Abi Dawud 820
سنن أبي داود#820Sahihحَدَّثَنَا ابْنُ بَشَّارٍ، حَدَّثَنَا يَحْيَى، حَدَّثَنَا جَعْفَرٌ، عَنْ أَبِي عُثْمَانَ، عَنْ أَبِي هُرَيْرَةَ، قَالَ أَمَرَنِي رَسُولُ اللَّهِ صلى الله عليه وسلم أَنْ أُنَادِيَ أَنَّهُ لاَ صَلاَةَ إِلاَّ بِقِرَاءَةِ فَاتِحَةِ الْكِتَابِ فَمَا زَادَ .
Abu hurairah said:The Messenger of Allah (ﷺ) commanded me to announce that prayer is not valid but with the recitation of Fatihat al-kitab and something more
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: 2:430