Sunan Abi Dawud 595
سنن أبي داود#595Sahihحَدَّثَنَا مُحَمَّدُ بْنُ عَبْدِ الرَّحْمَنِ الْعَنْبَرِيُّ أَبُو عَبْدِ اللَّهِ، حَدَّثَنَا ابْنُ مَهْدِيٍّ، حَدَّثَنَا عِمْرَانُ الْقَطَّانُ، عَنْ قَتَادَةَ، عَنْ أَنَسٍ، أَنَّ النَّبِيَّ صلى الله عليه وسلم اسْتَخْلَفَ ابْنَ أُمِّ مَكْتُومٍ يَؤُمُّ النَّاسَ وَهُوَ أَعْمَى .
Anas said that the Prophet (ﷺ) appointed Ibn Umm Maktum as substitute to lead the people in prayer, and he was blind
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:
Al-AlbaniHasan Sahih
Muhammad Muhyi Al-Din Abdul HamidHasan Sahih
Shuaib Al ArnautSahih Lighairihi
Zubair Ali ZaiSahih
In-book reference: 2:205