4. Wudūʾ (Minor Ablution)

٤۔ كتاب الوضوء

4.22 The washing of the body parts (i.e., the parts which are washed in ablution) once only while performing ablution

٤۔٢٢ باب الْوُضُوءِ مَرَّةً مَرَّةً

bukhari:157Muḥammad b. Yūsuf > Sufyān > Zayd b. Aslam > ʿAṭāʾ b. Yasār > Ibn ʿAbbās

The Prophet ﷺ performed ablution by washing the body parts only once.  

البخاري:١٥٧حَدَّثَنَا مُحَمَّدُ بْنُ يُوسُفَ قَالَ حَدَّثَنَا سُفْيَانُ عَنْ زَيْدِ بْنِ أَسْلَمَ عَنْ عَطَاءِ بْنِ يَسَارٍ عَنِ ابْنِ عَبَّاسٍ قَالَ

تَوَضَّأَ النَّبِيُّ ﷺ مَرَّةً مَرَّةً