Surah Al-Insan 76:10

إِنَّا نَخَافُ مِن رَّبِّنَا يَوْمًا عَبُوسًا قَمْطَرِيرًا

Indeed, We fear from our Lord a Day austere and distressful."

Translation: Saheeh International

Tafsir

Indeed we fear from our Lord a day of frowning one in which faces scowl in other words a horrid day to observe on account of its severity calamitous’ severe in that respect.

Excerpt from Tafsir al-Jalalayn, commentary on 76:10, via Quran.com. The reader has the full commentary and 9 more tafsirs.