Bulugh al-Maram 98
The Manners of Answering the Call of Nature
وَلِلسَّبْعَةِ مِنْ حَدِيثِ أَبِي أَيُّوبَ - رضى الله عنه - { لَا تَسْتَقْبِلُوا اَلْقِبْلَةَ بِغَائِطٍ وَلَا بَوْلٍ, وَلَكِنْ شَرِّقُوا أَوْ غَرِّبُوا } <sup>1</sup>.
Translation
Narrated Abu Ayub (rad): Allah’s Messenger (saw) “Neither face nor turn your back to the Qiblah while defecating or urinating, but turn towards the east or the west”. [Reported by the As-Sab’a]