Dalil
العربية

Quran Al-Qamar 54:46

بَلِ ٱلسَّاعَةُ مَوۡعِدُهُمۡ وَٱلسَّاعَةُ أَدۡهَىٰ وَأَمَرُّ

Translation

But the Hour is their appointment [for due punishment], and the Hour is more disastrous and more bitter.