Sunan Abi Dawud 2931
سنن أبي داود#2931Sahihحَدَّثَنَا مُحَمَّدُ بْنُ عَبْدِ اللَّهِ الْمُخَرِّمِيُّ، حَدَّثَنَا عَبْدُ الرَّحْمَنِ بْنُ مَهْدِيٍّ، حَدَّثَنَا عِمْرَانُ الْقَطَّانُ، عَنْ قَتَادَةَ، عَنْ أَنَسٍ، أَنَّ النَّبِيَّ صلى الله عليه وسلم اسْتَخْلَفَ ابْنَ أُمِّ مَكْتُومٍ عَلَى الْمَدِينَةِ مَرَّتَيْنِ .
Narrated Anas:The Prophet (ﷺ) appointed Ubn Umm Makthum as a governor of Medina (in his absence) twice
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-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
In-book reference: 20:4