حَدَّثَنَا مَحْمُودُ بْنُ خَالِدٍ حَدَّثَنَا الْوَلِيدُ بِهَذَا الْإِسْنَادِ قَالَ فَتَوَضَّأَ ثَلَاثًا ثَلَاثًا وَغَسَلَ رِجْلَيْهِ بِغَيْرِ عَدَدٍ
سنن ابودوٗد · Hadith 125
Another version says: He performed each part of the ablution three times and washed his feet times without number.
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020