54:46
بَلِ السَّاعَةُ مَوْعِدُهُمْ وَالسَّاعَةُ اَدْهٰى وَاَمَرُّ
Bali alssaAAatu mawAAiduhum waalssaAAatu adha waamarru
Translations
But the Hour is their appointment [for due punishment], and the Hour is more disastrous and more bitter
Saheeh International
Nay, but the Hour (of doom) is their appointed tryst, and the Hour will be more wretched and more bitter (than their earthly failure)
Marmaduke Pickthall