Surah Al-Jathiyah 45:21

أَمْ حَسِبَ ٱلَّذِينَ ٱجْتَرَحُوا۟ ٱلسَّيِّـَٔاتِ أَن نَّجْعَلَهُمْ كَٱلَّذِينَ ءَامَنُوا۟ وَعَمِلُوا۟ ٱلصَّـٰلِحَـٰتِ سَوَآءً مَّحْيَاهُمْ وَمَمَاتُهُمْ ۚ سَآءَ مَا يَحْكُمُونَ

Or do those who commit evils think We will make them like those who have believed and done righteous deeds - [make them] equal in their life and their death? Evil is that which they judge [i.e., assume].

Translation: Saheeh International

Tafsir

Or am has the significance of the rhetorical hamza of denial do those who have perpetrated evil acts such as disbelief and disobedience suppose that We shall treat them as those who believe and perform righteous deeds equally sawā’an is the predicate in their life and in their death? mahyāhum wa-mamātuhum this clause …

Excerpt from Tafsir al-Jalalayn, commentary on 45:21, via Quran.com. The reader has the full commentary and 9 more tafsirs.