Surah Al-Qamar 54:19

إِنَّآ أَرْسَلْنَا عَلَيْهِمْ رِيحًا صَرْصَرًا فِى يَوْمِ نَحْسٍ مُّسْتَمِرٍّ

Indeed, We sent upon them a screaming wind on a day of continuous misfortune,

Translation: Saheeh International

Tafsir

Indeed We unleashed upon them a clamorous wind intensely noisy on a day of prolonged ill fortune nahsin mustamirr means either one of continuous ill fortune or one of severe ill fortune — and this was the last Wednesday of the month —

Excerpt from Tafsir al-Jalalayn, commentary on 54:19, via Quran.com. The reader has the full commentary and 9 more tafsirs.