Hadith 82

And Ibn ‘Abbas (rad) narrated in a Marfu’ (traceable) Hadith that: “Ablution is necessary for one who sleeps while he is lying flat. [Reported by Abu Da’ud and there is weakness in its chain of narrators].

وَلِأَبِي دَاوُدَ أَيْضًا, عَنْ اِبْنِ عَبَّاسٍ مَرْفُوعًا: { إِنَّمَا اَلْوُضُوءُ عَلَى مَنْ نَامَ مُضْطَجِعًا } وَفِي إِسْنَادِهِ ضَعْفٌ أَيْضً ا <sup>1</sup>‏ .‏

Reference: 2101010
In-book reference: Book 1, Hadith 82