Surah An-Noor Verse 27 - English Translation by Muhammad Mahmoud Ghali
Surah An-Noorيَـٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُواْ لَا تَدۡخُلُواْ بُيُوتًا غَيۡرَ بُيُوتِكُمۡ حَتَّىٰ تَسۡتَأۡنِسُواْ وَتُسَلِّمُواْ عَلَىٰٓ أَهۡلِهَاۚ ذَٰلِكُمۡ خَيۡرٞ لَّكُمۡ لَعَلَّكُمۡ تَذَكَّرُونَ
You who have believed, do not enter houses other than your houses until you (first) announce your presence (i.e., make yourself known and ask permission) and salute the family thereof; that is more charitable for you that possibly you would be mindful