أَن تَقُولَ نَفْسٌ يَـٰحَسْرَتَىٰ عَلَىٰ مَا فَرَّطتُ فِى جَنۢبِ ٱللَّهِ وَإِن كُنتُ لَمِنَ ٱلسَّـٰخِرِينَ
an taqūla nafsun yāḥasratā ʿalā mā farraṭtu fī janbi l-lahi wa-in kuntu lamina l-sākhirīna
Lest a soul should say, "Oh, [how great is] my regret over what I neglected in regard to Allāh and that I was among the mockers."
— Saheeh International
and your soul says, “Woe is me for having neglected what is due to God, and having been one of those who scoffed!”
— M. A. S. Abdel Haleem
Lest a person should say: "Alas, my grief that I was undutiful to Allâh (i.e. I have not done what Allâh has ordered me to do), and I was indeed among those who mocked [at the truth! i.e. Lâ ilâha illallâh (none has the right to be worshipped but Allâh), the Qur’ân, and Muhammad صلى الله عليه وسلم and at the faithful believers]
— Muhammad Muhsin Khan & Muhammad Taqi-ud-Din al-Hilali