The Prophet ﷺ prayed facing his camel.
حدثنا وكيع حدثنا شريك عن عبيد الله عن نافع
أن النبي ﷺ صلى إلى بعيره
No references are available.
Its isnad is sahih, and something similar in meaning has already passed at 4468. It will come again with this isnad at 5841.