But those who strive against Our verses [seeking] to cause failure - for them will be a painful punishment of foul nature.
The Saheeh International Quran Translation
وَٱلَّذِينَ سَعَوْ فِىٓ ءَايَٰتِنَا مُعَٰجِزِينَ أُو۟لَٰٓئِكَ لَهُمْ عَذَابٌ مِّن رِّجْزٍ أَلِيمٌBut those who strive against Our verses [seeking] to cause failure - for them will be a painful punishment of foul nature.