فَإِن لَّمْ تَجِدُوا۟ فِيهَآ أَحَدًا فَلَا تَدْخُلُوهَا حَتَّىٰ يُؤْذَنَ لَكُمْ ۖ وَإِن قِيلَ لَكُمُ ٱرْجِعُوا۟ فَٱرْجِعُوا۟ ۖ هُوَ أَزْكَىٰ لَكُمْ ۚ وَٱللَّهُ بِمَا تَعْمَلُونَ عَلِيمٌ
Fa il lam tajidoo feehaaa ahadan falaa tadkhuloohaa hattaa yu'zana lakum wa in qeela lakumurji'oo farji'oo huwa azkaa lakum; wallaahu bimaa ta'maloona 'Aleem
If you find no one in, do not enter unless you have been given permission to do so. If you are told, ‘Go away’, then do so- that is more proper for you. God knows well what you do.
If you find no one inside, do not enter until permission has been given to you. And if you are told, 'Go back,' then go back — that is purer for you. And God knows what you do.