Surah At-Takwir 81:11

وَإِذَا ٱلسَّمَآءُ كُشِطَتْ

And when the sky is stripped away

Translation: Saheeh International

Tafsir

and when the heaven is stripped off torn away from its place just as the skin of a sheep is stripped off;

Excerpt from Tafsir al-Jalalayn, commentary on 81:11, via Quran.com. The reader has the full commentary and 9 more tafsirs.