Sahih al-Bukhari 180
صحيح البخاري#180SahihNarrated Abu Sa`id Al-Khudri:Allah's Messenger (ﷺ) sent for a Ansari man who came with water dropping from his head. The Prophet (ﷺ) said, "Perhaps we have forced you to hurry up, haven't we?" The Ansari replied, "Yes." Allah's Messenger (ﷺ) further said, "If you are forced to hurry up (during intercourse) or you do not discharge then ablution is due on you (This order was canceled later on, i.e. one has to take a bath)
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 4:46