On the day of Khaybar the Messenger of Allah (may pease be upon him) forbade (eating) the flesh of domestic asses, and the animal which feeds on filth: riding it and eating its flesh.
نَهَى رَسُولُ اللَّهِ ﷺ يَوْمَ خَيْبَرَ عَنْ لُحُومِ الْحُمُرِ الأَهْلِيَّةِ وَعَنِ الْجَلاَّلَةِ عَنْ رُكُوبِهَا وَأَكْلِ لَحْمِهَا