Surah Al-Jathiya Verse 32 - English Translation by A. J. Arberry
Surah Al-Jathiyaوَإِذَا قِيلَ إِنَّ وَعۡدَ ٱللَّهِ حَقّٞ وَٱلسَّاعَةُ لَا رَيۡبَ فِيهَا قُلۡتُم مَّا نَدۡرِي مَا ٱلسَّاعَةُ إِن نَّظُنُّ إِلَّا ظَنّٗا وَمَا نَحۡنُ بِمُسۡتَيۡقِنِينَ
And when it was said, "God's promise is true, and the Hour, there is no doubt of it," you said; "We know not what the Hour may be; we have only a surmise, and are by no means certain