It is narrated from Sayyiduna Jabir (may Allah be pleased with him), he says: The rider should greet the one who is walking, and the one who is walking should greet the one who is sitting. Among two people walking, the one who initiates the greeting is superior.
Hadith Referenceالادب المفرد / كتاب السلام / 983
Hadith Gradingالألبانی:صحيح الإسناد موقوفًا و صح مرفوعًا
Hadith Takhrij«صحيح الإسناد موقوفًا و صح مرفوعًا : صحيح ابن حبان ، ح : 498»
Explanation & Benefits
Shaykh Maulana Usman Muneeb
Benefits and Issues: This narration is also authentically established as marfu‘ (attributed directly to the Prophet sallallahu alayhi wa sallam). (Al-Sahihah, Hadith: 1146)
Source: Fadlullah al-Ahad: Urdu Commentary on al-Adab al-Mufrad, Page: 983