Quran 18:99 Al-Kahf, ayah 99 of 110

۞ وَتَرَكْنَا بَعْضَهُمْ يَوْمَئِذٍ يَمُوجُ فِى بَعْضٍ ۖ وَنُفِخَ فِى ٱلصُّورِ فَجَمَعْنَـٰهُمْ جَمْعًا ۝٩٩

18:99 And on that day we shall let some of them surge against others, and the Trumpet will be blown. Then We shall gather them together in one gathering.