from his father, form his grandfather - the on the Day of Kahaibar, the Messenger of Allah forbade the flesh of domesticated donkeys and of al-Jallalah (animals that eat dung), and (he forbade) riding them and eating their mat."  

أَنَّ رَسُولَ اللَّهِ ﷺ نَهَى يَوْمَ خَيْبَرَ عَنْ لُحُومِ الْحُمُرِ الأَهْلِيَّةِ وَعَنِ الْجَلاَّلَةِ وَعَنْ رُكُوبِهَا وَعَنْ أَكْلِ لَحْمِهَا