It is narrated from Sayyiduna Abdullah bin Masood (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: This is also among the signs of the Hour, that a man will greet another only because of acquaintance and familiarity.
Hadith Takhrij«حديثه حسن، أخرجه الطبراني في الكبير : 9491، والحاكم: 4/ 445، (انظر مسند أحمد ترقيم الرسالة: 3848 ترقیم بيت الأفكار الدولية: 3848»
Brief Explanation
Benefits: … This ailment too has become widespread among Muslims, whereas the Prophet sallallahu alayhi wa sallam, keeping in view the bond of Islam, has commanded that the greeting of salam be made common. However, personal acquaintance has come to dominate us.