Arabic (Original)
حَدَّثَنَا مُعْتَمِرٌ عَنْ عُبَيْدِ اللَّهِ عَنْ نَافِعٍ عَنِ ابْنِ عُمَرَ أَنَّ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ كَانَ يُعَرِّضُ رَاحِلَتَهُ وَيُصَلِّي إِلَيْهَا.
English Translation
Mu'tamir told us, from Ubaydullah, from Nafi', from Ibn Umar: that the Messenger of Allah, peace and blessings be upon him, used to set his riding mount crosswise before him and pray facing it.