(2) باب التَّوْقِيتِ فِي الْمَاءِ
It was narrated from Anas that a Bedouin urinated in the Masjid, and some of the people went after him, but the Messenger of Allah (ﷺ) said:
"Do not restrain him." When he had finished he called from a bucket (of water) and poured over it. (ID)
Reference (ID): Sunan an-Nasa'i 329 (ID)
In-book reference (ID): Book 2, Hadith 5 (ID)
English translation (ID): Vol. 1, Book 2, Hadith 330 (ID)