Sunan Abi Dawud 105
سنن أبي داود#105Sahihحَدَّثَنَا أَحْمَدُ بْنُ عَمْرِو بْنِ السَّرْحِ، وَمُحَمَّدُ بْنُ سَلَمَةَ الْمُرَادِيُّ، قَالاَ حَدَّثَنَا ابْنُ وَهْبٍ، عَنْ مُعَاوِيَةَ بْنِ صَالِحٍ، عَنْ أَبِي مَرْيَمَ، قَالَ سَمِعْتُ أَبَا هُرَيْرَةَ، يَقُولُ سَمِعْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم يَقُولُ " إِذَا اسْتَيْقَظَ أَحَدُكُمْ مِنْ نَوْمِهِ فَلاَ يُدْخِلْ يَدَهُ فِي الإِنَاءِ حَتَّى يَغْسِلَهَا ثَلاَثَ مَرَّاتٍ فَإِنَّ أَحَدَكُمْ لاَ يَدْرِي أَيْنَ بَاتَتْ يَدُهُ أَوْ أَيْنَ كَانَتْ تَطُوفُ يَدُهُ " .
Abu Hurairah reported :I heard the Messenger of Allah (May Peace be upon him) say: When any of you wakes up from sleep, he should not put his hand in the utensil until he washes it three times, for none of you knows where his hand remained during the night or where it went round
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: 1:105