فَذَرْهُمْ فِي غَمْرَتِهِمْSo, leave them in their error,meaning their misguidance,حَتَّى حِينٍfor a time.means, until the appointed time of their destruction comes.This is like the Ayah:فَمَهِّلِ الْكَـفِرِينَ أَمْهِلْهُمْ رُوَيْداًSo give a respite to the disbelievers; deal gently with them for a while. (86:17)And Allah says:ذَرْهُمْ يَأْكُلُواْ وَيَتَمَتَّعُواْ وَيُلْهِهِمُ الاٌّمَلُ فَسَوْفَ يَعْلَمُونَ Leave them to eat and enjoy, and let them be preoccupied with (false) hope. They will come to know! (15:3) أَيَحْسَبُونَ أَنَّمَا نُمِدُّهُم بِهِ مِن مَّالٍ وَبَنِينَ