Sunan Ibn Majah 3421
سنن ابن ماجه#3421SahihIt was narrated that Ibn ‘Abbas said:“The Messenger of Allah (ﷺ) forbade drinking (directly) from the mouth of a water skin.”
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 Bukhari
In-book reference: 30:51