وَأَنذِرْهُمْ And warn them يَوْمَ (of the) Day ٱلْحَسْرَةِ (of) the Regret إِذْ when قُضِىَ has been decided ٱلْأَمْرُ the matter وَهُمْ And they فِى (are) in غَفْلَةٍۢ heedlessness وَهُمْ and they لَا (do) not يُؤْمِنُونَ believe ٣٩
And warn them, [O Muḥammad], of the Day of Regret, when the matter will be concluded; and [yet], they are in [a state of] heedlessness, and they do not believe.
— Come To Light