Sunan Abi Dawud 138
سنن أبي داود#138Sahihحَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا يَحْيَى، عَنْ سُفْيَانَ، حَدَّثَنِي زَيْدُ بْنُ أَسْلَمَ، عَنْ عَطَاءِ بْنِ يَسَارٍ، عَنِ ابْنِ عَبَّاسٍ، قَالَ أَلاَ أُخْبِرُكُمْ بِوُضُوءِ، رَسُولِ اللَّهِ صلى الله عليه وسلم فَتَوَضَّأَ مَرَّةً مَرَّةً .
‘Ata’ b. Yasar quoting Ibn. ‘Abbas said:May I not tell you how the Messenger of Allah (ﷺ) performed ablution? He then performed ablution washing each limb once only
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
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Bukhari (157)
In-book reference: 1:138