question #1 Sahih Muslim 282b, Book 2, Hadith 123 : What are the guidelines for maintaining cleanliness in water sources according to Islamic teachings?

Of the ahadith narrated to us by Abfi Huraira from Muhammad the Messenger of Allah (ﷺ) one is this: The Messenger or Allah (ﷺ) said: You should not urinate in standing water, that is not flowing, then wash in it.