This hadith has hen transmitted on the authority of Ibn Juraij.
Sahih Muslim Book 34, Hadith 53
← Previous Hadith We ate during the time of Khaibar the (flesh) of horses and of wild asses, but Allah's Messenger (ﷺ) prohibited us (to eat) the flesh of domestic asses.

Sahih Muslim Book 34, Hadith 52 Next Hadith → We slaughtered a horse and ate it during the lifetime of Allah's Messenger (ﷺ).

Sahih Muslim Book 34, Hadith 54