Sunan Abi Dawud 18
سنن أبي داود#18Sahihحَدَّثَنَا مُحَمَّدُ بْنُ الْعَلاَءِ، حَدَّثَنَا ابْنُ أَبِي زَائِدَةَ، عَنْ أَبِيهِ، عَنْ خَالِدِ بْنِ سَلَمَةَ، - يَعْنِي الْفَأْفَاءَ - عَنِ الْبَهِيِّ، عَنْ عُرْوَةَ، عَنْ عَائِشَةَ، قَالَتْ كَانَ رَسُولُ اللَّهِ صلى الله عليه وسلم يَذْكُرُ اللَّهَ عَزَّ وَجَلَّ عَلَى كُلِّ أَحْيَانِهِ .
Narrated A'ishah:The Apostle of Allaah ( sal Allaahu alayhi wa sallam ) used to remember Allaah, the Great and Majestic, at all moments
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
Zubair Ali ZaiSahih Muslim (373)
In-book reference: 1:18