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-A'la — Ayah 15
وَذَكَرَ ٱسۡمَ رَبِّهِۦ فَصَلَّىٰ ١٥
Who remembered his Lord by the various forms of remembrance that He ordained. Who discharged the prayer in the required manner.