Maryam Ayah 39
وَأَنذِرْهُمْ يَوْمَ ٱلْحَسْرَةِ إِذْ قُضِىَ ٱلْأَمْرُ وَهُمْ فِى غَفْلَةٍ وَهُمْ لَا يُؤْمِنُونَ ٣٩
And warn them ?O Prophet? of the Day of Regret, when all matters will be settled, while they are ?engrossed? in heedlessness and disbelief.