Maymuna bint Harith reported,

The Messenger of Allah ﷺ performed ablution as he would for prayer, except for his feet. He washed his private parts and any traces upon him, then poured water over himself. He then moved his feet aside and washed them.She said, "This is how he bathed from major ritual impurity."

Nasai 418

Sahih

أخبرنا محمد بن علي قال حدثنا محمد بن يوسف قال حدثنا سفيان عن الأعمش عن سالم عن كريب عن ابن عباس

عن ميمونة قالت

توضأ رسول الله ﷺ وضوءه للصلاة غير رجليه وغسل فرجه وما أصابه ثم أفاض عليه الماء ثم نحى رجليه فغسلهما قالت هذه غسلة للجنابة

النسائي 418صحيح
Contents
Reference
Commentary
Ayat
Collection
Sunan Nasai Sughra
Book
Ghusl and tayammum
Chapter
Removing impurities from a person in a state of janabah before pouring water over him
Numbering
Darussalam 418
Nasai 418