Sunan Ibn Majah 508
سنن ابن ماجه#508SahihIt was narrated from Ibn 'Abbas that:The Prophet got up during the night and went to the toilet and relieved himself, then he washed his face and hands, and went back to sleep. (Sahih) Another chain with similar wording
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
Zubair Ali ZaiSahih - Bukhari And Muslim
In-book reference: 1:242