Commentary explaining the meaning of the ayahs. One passage often covers several ayahs, so neighbouring ayahs can show the same text.
Tafseer Al Saadi - Arabic tafsir for Surah As-Saffat — Ayah 131
إِنَّا كَذَٰلِكَ نَجۡزِي ٱلۡمُحۡسِنِينَ ١٣١
فأثنى الله عليه كما أثنى على إخوانه صلوات الله وسلامه عليهم أجمعين.