(32) باب إِبَاحَةِ أَكْلِ لُحُومِ حُمُرِ الْوَحْشِ
It was narrated that Jabir said:
"On the Day of Khaibar we ate the flesh of horses, and onagers, but the Prophet forbade us (from eating) donkeys."(sahih)
Reference: Sunan an-Nasa'i 4343
In-book reference: Book 42, Hadith 81
English translation: Vol. 5, Book 42, Hadith 4348