The Prophet ﷺ urinated, then sprinkled water on his private area.
حدثنا سفيان عن ابن أبي نجيح عن مجاهد
أن النبي ﷺ بال ونضح فرجه
No references are available.
Its chain of transmission is daif, due to the anonymity of the narrator who reported from the companion. This hadith has already appeared with its wording and chain at 16594. However, it is sahih, as it already appeared as sahih at 15322.