Sunan Abi Dawud 4839
سنن أبي داود#4839Hasanحَدَّثَنَا عُثْمَانُ، وَأَبُو بَكْرٍ ابْنَا أَبِي شَيْبَةَ قَالاَ حَدَّثَنَا وَكِيعٌ، عَنْ سُفْيَانَ، عَنْ أُسَامَةَ، عَنِ الزُّهْرِيِّ، عَنْ عُرْوَةَ، عَنْ عَائِشَةَ، رَحِمَهَا اللَّهُ قَالَتْ كَانَ كَلاَمُ رَسُولِ اللَّهِ صلى الله عليه وسلم كَلاَمًا فَصْلاً يَفْهَمُهُ كُلُّ مَنْ سَمِعَهُ .
Narrated Aisha, Ummul Mu'minin: The Messenger of Allah (ﷺ) spoke in a distinct manner so that anyone who listened to him could understand it
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
Muhammad Muhyi Al-Din Abdul HamidHasan
Shuaib Al ArnautHasan Sahih
Zubair Ali ZaiHasan
In-book reference: 43:67