Surah Ghafir 40:85
فَلَمْ يَكُ يَنفَعُهُمْ إِيمَـٰنُهُمْ لَمَّا رَأَوْا۟ بَأْسَنَا ۖ سُنَّتَ ٱللَّهِ ٱلَّتِى قَدْ خَلَتْ فِى عِبَادِهِۦ ۖ وَخَسِرَ هُنَالِكَ ٱلْكَـٰفِرُونَ
But never did their faith benefit them once they saw Our punishment. [It is] the established way of Allāh which has preceded among His servants. And the disbelievers thereupon lost [all].
Translation: Saheeh International
Tafsir
But their faith was of no benefit to them when they saw Our doom — This is God’s way sunnata’Llāhi is in the accusative because it functions as a verbal noun from an implicit verb of the same expression with the believers among all communities which is that faith is of no benefit to them once the chastisement has been …
Excerpt from Tafsir al-Jalalayn, commentary on 40:85, via Quran.com. The reader has the full commentary and 9 more tafsirs.