25:27
وَيَوْمَ يَعَضُّ ٱلظَّالِمُ عَلَىٰ يَدَيْهِ يَقُولُ يَـٰلَيْتَنِى ٱتَّخَذْتُ مَعَ ٱلرَّسُولِ سَبِيلًا
And the Day the wrongdoer will bite on his hands [in regret] he will say, "Oh, I wish I had taken with the Messenger a way.
The Criterion
وَيَوْمَ يَعَضُّ ٱلظَّالِمُ عَلَىٰ يَدَيْهِ يَقُولُ يَـٰلَيْتَنِى ٱتَّخَذْتُ مَعَ ٱلرَّسُولِ سَبِيلًا
And the Day the wrongdoer will bite on his hands [in regret] he will say, "Oh, I wish I had taken with the Messenger a way.
Nearby ayahs help place verse 25:27 in sequence and meaning.
وَيَوْمَ تَشَقَّقُ ٱلسَّمَآءُ بِٱلْغَمَـٰمِ وَنُزِّلَ ٱلْمَلَـٰٓئِكَةُ تَنزِيلًا
And [mention] the Day when the heaven will split open with [emerging] clouds, and the angels will be sent down in successive descent.
ٱلْمُلْكُ يَوْمَئِذٍ ٱلْحَقُّ لِلرَّحْمَـٰنِ ۚ وَكَانَ يَوْمًا عَلَى ٱلْكَـٰفِرِينَ عَسِيرًا
True sovereignty, that Day, is for the Most Merciful. And it will be upon the disbelievers a difficult Day.
يَـٰوَيْلَتَىٰ لَيْتَنِى لَمْ أَتَّخِذْ فُلَانًا خَلِيلًا
Oh, woe to me! I wish I had not taken that one as a friend.
لَّقَدْ أَضَلَّنِى عَنِ ٱلذِّكْرِ بَعْدَ إِذْ جَآءَنِى ۗ وَكَانَ ٱلشَّيْطَـٰنُ لِلْإِنسَـٰنِ خَذُولًا
He led me away from the remembrance after it had come to me. And ever is Satan, to man, a deserter."