حَدَّثَنَا مُحَمَّدُ بْنُ كَثِيرٍ، حَدَّثَنَا هَمَّامٌ، عَنْ قَتَادَةَ، عَنْ صَفِيَّةَ بِنْتِ شَيْبَةَ، عَنْ عَائِشَةَ، أَنَّ النَّبِيَّ صلى الله عليه وسلم كَانَ يَغْتَسِلُ بِالصَّاعِ وَيَتَوَضَّأُ بِالْمُدِّ ‏.‏ قَالَ أَبُو دَاوُدَ رَوَاهُ أَبَانُ عَنْ قَتَادَةَ قَالَ سَمِعْتُ صَفِيَّةَ ‏.‏

Narrated Aisha, Ummul Mu'minin: The Prophet (PBUH) used to wash himself with a sa' (of water) and perform ablution with a mudd (of water). Abu Dawud said: This tradition has also been narrated by Aban on the authority of Qatadah. In this version he said: "I herd safiyyah." Translation Not Available

Book Ref: Sunan Abi Dawud Book 1 Hadith 92
Web Ref:  Sunan Abi Dawud Book 1 Hadith 92