27يا أَيُّهَا الَّذينَ آمَنوا لا تَدخُلوا بُيوتًا غَيرَ بُيوتِكُم حَتّىٰ تَستَأنِسوا وَتُسَلِّموا عَلىٰ أَهلِها ۚ ذٰلِكُم خَيرٌ لَكُم لَعَلَّكُم تَذَكَّرونَWahiduddin KhanBelievers, do not enter other people's houses until you have asked their owners' permission and greeted them. That will be the better for you, so that you may be heedful.