"A mule was given as a gift to the Messenger of Allah and he rode it." 'Ali said: "If we mate a donkey with a horse, we will have one like this." The Messenger of Allah said: "That is only done by those who do not know."
أُهْدِيَتْ إِلَى رَسُولِ اللَّهِ ﷺ بَغْلَةٌ فَرَكِبَهَا فَقَالَ عَلِيٌّ لَوْ حَمَلْنَا الْحَمِيرَ عَلَى الْخَيْلِ لَكَانَتْ لَنَا مِثْلَ هَذِهِ قَالَ رَسُولُ اللَّهِ ﷺ إِنَّمَا يَفْعَلُ ذَلِكَ الَّذِينَ لاَ يَعْلَمُونَ