Sayyiduna Fadala bin Ubaid (may Allah be pleased with him) has also narrated a similar hadith of the Prophet.
Hadith Referenceالفتح الربانی / كتاب السلام والاستئذان وآداب أخرى / 8269
Hadith Gradingمحدثین:صحیح
Hadith Takhrij«حديث صحيح، أخرجه ، (انظر مسند أحمد ترقيم الرسالة: 23949 ترقیم بيت الأفكار الدولية: 24448»
Brief Explanation
Benefits: … The one who initiates the greeting (salam) demonstrates greater humility and distances himself from arrogance. These etiquettes related to salam also indicate these two matters.