Tafseer Ibn Kathir of AL JAATZIYAH [11]

هَذَا هُدًى وَالَّذِينَ كَفَرُوا بِآيَاتِ رَبِّهِمْ لَهُمْ عَذَابٌ مَّن رِّجْزٍ أَلِيمٌ

This [Qur'an] is guidance. And those who have disbelieved in the verses of their Lord will have a painful punishment of foul nature.