Narrated `Abdullah bin `Umar: Once I went upstairs in Hafsa's house and saw the Prophet answering the call of nature with his back towards the Qibla and facing Sham.
Hadith ReferenceSahih Bukhari / The Book of The Obligations of Khumus / Hadith: 3102
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة