Sunan al-Nasa'i The Book of Purification Abu Ayyub al-Ansari al-Harith bin Mskyn bin Muhammad الحارث بن مسكين بن محمد Imam Maalik مالك بن أنس بن مالك بن أبي عامر Ishaq bin 'Abdullah bin Abi Talha إسحاق بن عبد الله بن أبي طلحة Muhammad bin Salmah محمد بن سلمة بن عبد الله الباهلي Rafa'i bin Ishaq رافع بن إسحاق “By Allah, I do not know what I should do with these Karais (toilets). The Messenger of Allah (ﷺ) said: ‘When any one of you goes to defecate or urinate, let him not face toward the Qiblah, nor turn his back towards it.” https://parallelquran.com/hadith/sunan-al-nasai-20/