Qur'an
وَإِنَّهُۥ لَحَسۡرَةٌ عَلَى ٱلۡكَٰفِرِينَ
And indeed, it will be [a cause of] regret upon the disbelievers
Al-Haqqah · 69:50
In context
فَمَا مِنكُم مِّنۡ أَحَدٍ عَنۡهُ حَٰجِزِينَ
69:47And there is no one of you who could prevent [Us] from him
وَإِنَّهُۥ لَتَذۡكِرَةٞ لِّلۡمُتَّقِينَ
69:48And indeed, the Qur'an is a reminder for the righteous
وَإِنَّا لَنَعۡلَمُ أَنَّ مِنكُم مُّكَذِّبِينَ
69:49And indeed, We know that among you are deniers
وَإِنَّهُۥ لَحَسۡرَةٌ عَلَى ٱلۡكَٰفِرِينَ
69:50And indeed, it will be [a cause of] regret upon the disbelievers
وَإِنَّهُۥ لَحَقُّ ٱلۡيَقِينِ
69:51And indeed, it is the truth of certainty
فَسَبِّحۡ بِٱسۡمِ رَبِّكَ ٱلۡعَظِيمِ
69:52So exalt the name of your Lord, the Most Great