Prohibition of Urinating into Stagnant Water

Imam Al-Nawawi’s Riyad-us-Saliheen
Chapter 352
Prohibition of Urinating into Stagnant Water

1772. Jabir (May Allah be pleased with him) said: The Messenger of Allah (sallallaahu ’alayhi wa sallam) forbade urinating into stagnant water.
[Muslim].