(1) باب ذِكْرِ نَهْىِ الْجُنُبِ عَنْ الاِغْتِسَالِ، فِي الْمَاءِ الدَّائِمِ
It was narrated from Abu Hurairah that the Messenger of Allah (ﷺ) said:
"None of you should urinate into standing water and then perform Ghusl or Wudu' with it." (FR)
Reference (FR): Sunan an-Nasa'i 397 (FR)
In-book reference (FR): Book 4, Hadith 2 (FR)
English translation (FR): Vol. 1, Book 4, Hadith 397 (FR)