Sunan Ibn Majah 341
سنن ابن ماجه#341Da'ifIt was narrated that Ibn 'Abbas said:"The Messenger of Allah turned towards a mountain pass and urinated, until I took pity on him because of the way he parted his legs when he urinated
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniDaif
Muhammad Fouad Abd al-BaqiDaif
Shuaib Al ArnautDaif
Zubair Ali ZaiDaif
In-book reference: 1:75