"None of you should urinate into still water and then perform Ghusl from it."
Sunan an-Nasa'i Book 1, Hadith 222
← Previous Hadith "The Messenger of Allah (ﷺ) said: 'None of you should perform Ghusl in standing water when he is Junub.'"

Sunan an-Nasa'i Book 1, Hadith 221 Next Hadith → "Sometimes he performed Ghusl at the beginning of the night and sometimes he performed Ghusl at the end." I said: "Praise be to Allah Who has made the matter flexible."

Sunan an-Nasa'i Book 1, Hadith 223