Sayyiduna Sa’d (may Allah be pleased with him) says: I saw the Messenger of Allah (peace and blessings be upon him) that when he turned his head to the right for salam, the whiteness of his cheek would become visible, and similarly, when he turned his head to the left for salam, the whiteness of his cheek would become visible.
Hadith Referenceالفتح الربانی / أبواب صفة الصلاة / 1830
Hadith Gradingمحدثین:صحیح
Hadith Takhrij«أخرجه مسلم: 582 ، (انظر مسند أحمد ترقيم الرسالة: 1484 ترقیم بيت الأفكار الدولية: 1484»
Brief Explanation
Benefits: … From this hadith, it is understood that saying only "As-salamu ‘alaykum" to the left side is also permissible.