وَكَذَلِكَ حَقَّتْ كَلِمَتُ رَبِّكَ عَلَى الَّذِينَ كَفَرُوا أَنَّهُمْ أَصْحَابُ النَّارِ

That is how the word of your Lord became due concerning the faithless, that they shall be inmates of the Fire.