Surah Ash-Shams 91:8

فَأَلْهَمَهَا فُجُورَهَا وَتَقْوَىٰهَا

And inspired it [with discernment of] its wickedness and its righteousness,

Translation: Saheeh International

Tafsir

and inspired to discern its vices and piety He pointed out to it the path of good and that of evil the placing of taqwā ‘piety’ second takes into account the rhyme endings of the verses; the response to the oath is the following

Excerpt from Tafsir al-Jalalayn, commentary on 91:8, via Quran.com. The reader has the full commentary and 9 more tafsirs.