Surah Ghafir Tafseer

إِنَّ السَّاعَةَ لَاتِيَةٌ

Verily, the Hour (Day of Judgement) is surely coming,

means, it will indeed come to pass.

لاَّا رَيْبَ فِيهَا وَلَكِنَّ أَكْثَرَ النَّاسِ لَا يُوْمِنُونَ

there is no doubt about it, yet most men believe not.

means, they do not believe in it, and in fact they doubt its existence altogether