Hadith #1794 (Jami' al-Tirmidhi)
Book: The Book on Food
Narrator(s): Abu Hurairah, Muhammad bin Ziyad محمد بن زياد القرشي, Uthman bin 'Abdur Rahman al-Jumhi عثمان بن عبد الرحمن الجمحي, Yusuf bin Hmad يوسف بن حماد

Fromt their father, that ‘Ali said: “During the time of Khaibar, the Messenger of Allah (ﷺ) prohibited Mut’ah with women and eating the meat of domesticated donkeys.

Source: https://parallelquran.com/hadith/jami-al-tirmidhi-1794/