Surah Al-Ahzab 33:42
وَسَبِّحُوهُ بُكْرَةً وَأَصِيلًا
And exalt Him morning and afternoon.
Translation: Saheeh International
Tafsir
And glorify Him morning and evening in other words at the beginning of the day and at the end of it.
Excerpt from Tafsir al-Jalalayn, commentary on 33:42, via Quran.com. The reader has the full commentary and 9 more tafsirs.