Fussilat • BN-TAFSEER-IBN-E-KASEER
﴿ وَذَٰلِكُمْ ظَنُّكُمُ ٱلَّذِى ظَنَنتُم بِرَبِّكُمْ أَرْدَىٰكُمْ فَأَصْبَحْتُم مِّنَ ٱلْخَٰسِرِينَ ﴾
“and that very thought which you thought about your Sustainer has brought you to perdition, and so now you find yourselves among the lost!””
Please check ayah 41:24 for complete tafsir.