Sunan Ibn Majah 343
سنن ابن ماجه#343SahihIt was narrated from Jabir that:The Messenger of Allah forbade urinating into standing water
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Muslim
In-book reference: 1:77