أن تقول نفس ياحسرتا على ما فرطت في جنب الله وإن كنت (39:56) بالانجليزي

﴿أَن تَقُولَ نَفْسٌ يَا حَسْرَتَا عَلَىٰ مَا فَرَّطتُ فِي جَنبِ اللَّهِ وَإِن كُنتُ لَمِنَ السَّاخِرِينَ﴾
[ الزمر: 56]

Lest a soul should say, "Oh [how great is] my regret over what I neglected in regard to Allah and that I was among the mockers."

عبد الله يوسف علي

"Lest the soul should (then) say: 'Ah! Woe is me!- In that I neglected (my duty) towards Allah, and was but among those who mocked!'-

تقي الدين الهلالي

Lest a person should say: "Alas, my grief that I was undutiful to Allah (i.e. I have not done what Allah has ordered me to do), and I was indeed among those who mocked [at the truth! i.e. La ilaha ill-Allah (none has the right to be worshipped but Allah), the Quran, and Muhammad SAW and at the faithful believers, etc.]

صفي الرحمن المباركفوري

Lest a person should say: "Alas, my grief that I was undutiful to Allah, and I was indeed among those who mocked."