(17) باب الاِسْتِطَابَةِ
Abu Huraira said:
When any one amongst you squats for answering the call of nature, he should neither turn his face towards the Qibla nor turn his back towards it. (ID)
Reference (ID): Sahih Muslim 265 (ID)
In-book reference (ID): Book 2, Hadith 77 (ID)
USC-MSA web (English) reference(deprecated numbering scheme): Book 2, Hadith 508 (ID)