Commentary explaining the meaning of the ayahs. One passage often covers several ayahs, so neighbouring ayahs can show the same text.
English Al-Mukhtasar tafsir for Surah Al-Mutaffifin — Ayah 29
إِنَّ ٱلَّذِينَ أَجۡرَمُواْ كَانُواْ مِنَ ٱلَّذِينَ ءَامَنُواْ يَضۡحَكُونَ ٢٩
Those who committed wrong by the disbelief they held used to mockingly laugh at those who had faith.