Sahih Muslim 1638
صحيح مسلم#1638Sahihحَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا أَبُو مُعَاوِيَةَ، وَوَكِيعٌ، عَنِ الأَعْمَشِ، عَنْ عُمَارَةَ، عَنِ الأَسْوَدِ، عَنْ عَبْدِ اللَّهِ، قَالَ لاَ يَجْعَلَنَّ أَحَدُكُمْ لِلشَّيْطَانِ مِنْ نَفْسِهِ جُزْءًا لاَ يَرَى إِلاَّ أَنَّ حَقًّا عَلَيْهِ أَنْ لاَ يَنْصَرِفَ إِلاَّ عَنْ يَمِينِهِ أَكْثَرُ مَا رَأَيْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم يَنْصَرِفُ عَنْ شِمَالِهِ .
Abdullah reported:None of you should give a share to Satan out of your self. He should not deem that it is necessary for him to turn but to the right only (after prayer). I saw the Messenger of Allah (ﷺ) turning to the left
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 6:69