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 An-Nazi'at — Ayah 4
فَٱلسَّٰبِقَٰتِ سَبۡقٗا ٤
And He also takes an oath on the angels who compete with one another to carry out the command of Allah.