Sunan Abi Dawud 511
سنن أبي داود#511Sahihحَدَّثَنَا مُحَمَّدُ بْنُ يَحْيَى بْنِ فَارِسٍ، حَدَّثَنَا أَبُو عَامِرٍ، - يَعْنِي الْعَقَدِيَّ عَبْدُ الْمَلِكِ بْنُ عَمْرٍو - حَدَّثَنَا شُعْبَةُ، عَنْ أَبِي جَعْفَرٍ، مُؤَذِّنِ مَسْجِدِ الْعُرْيَانِ قَالَ سَمِعْتُ أَبَا الْمُثَنَّى، مُؤَذِّنَ مَسْجِدِ الأَكْبَرِ يَقُولُ سَمِعْتُ ابْنَ عُمَرَ، وَسَاقَ الْحَدِيثَ
This tradition has been narrated by Abu Ja’far, the mu’adhdhin of ‘Uryan mosque (at Kufah), from Abu al-Muthanna, the mu’adhdhin of masjid al-akbar (at kufah) on the authority of Ibn ‘Umar. The rest of the tradition was transmitted in a like manner
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: 2:121