Sunan Abi Dawud 1460
سنن أبي داود#1460Sahihحَدَّثَنَا مُحَمَّدُ بْنُ الْمُثَنَّى، حَدَّثَنَا عَبْدُ الأَعْلَى، حَدَّثَنَا سَعِيدُ بْنُ إِيَاسٍ، عَنْ أَبِي السَّلِيلِ، عَنْ عَبْدِ اللَّهِ بْنِ رَبَاحٍ الأَنْصَارِيِّ، عَنْ أُبَىِّ بْنِ كَعْبٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " أَبَا الْمُنْذِرِ أَىُّ آيَةٍ مَعَكَ مِنْ كِتَابِ اللَّهِ أَعْظَمُ " . قَالَ قُلْتُ اللَّهُ وَرَسُولُهُ أَعْلَمُ . قَالَ " أَبَا الْمُنْذِرِ أَىُّ آيَةٍ مَعَكَ مِنْ كِتَابِ اللَّهِ أَعْظَمُ " . قَالَ قُلْتُ { اللَّهُ لاَ إِلَهَ إِلاَّ هُوَ الْحَىُّ الْقَيُّومُ } قَالَ فَضَرَبَ فِي صَدْرِي وَقَالَ " لِيَهْنِ لَكَ يَا أَبَا الْمُنْذِرِ الْعِلْمُ " .
Ubayy b. Ka'b said:The Messenger of Allah (ﷺ) said: Abu al-Mundhir, which verse of Allah's Book that you have is creates ? I replied: Allah and His Apostle know best. He said: Abu al-Mundhir, which verse of Allah's that you have is greatest ? I said: Allah, there is no god but He, the Living, the Eternal. Thereupon he struck me on the beast and said: May knowledge be pleasant for you, Abu al-Mundhir
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: 8:45