Those are the ones for whom there will be the worst of punishment, and in the Hereafter they are the greatest losers.
The Saheeh International Quran Translation
أُو۟لَٰٓئِكَ ٱلَّذِينَ لَهُمْ سُوٓءُ ٱلْعَذَابِ وَهُمْ فِى ٱلْءَاخِرَةِ هُمُ ٱلْأَخْسَرُونَThose are the ones for whom there will be the worst of punishment, and in the Hereafter they are the greatest losers.