Surah Hud 11:71

وَٱمْرَأَتُهُۥ قَآئِمَةٌ فَضَحِكَتْ فَبَشَّرْنَـٰهَا بِإِسْحَـٰقَ وَمِن وَرَآءِ إِسْحَـٰقَ يَعْقُوبَ

And his wife was standing, and she smiled. Then We gave her good tidings of Isaac and after Isaac, Jacob.

Translation: Saheeh International

Tafsir

And his wife that is Abraham’s wife Sarah standing by serving them laughed at the good tiding of their destruction; and so We gave her the good tiding of Isaac and after Isaac of Jacob his son whom she would live to see.

Excerpt from Tafsir al-Jalalayn, commentary on 11:71, via Quran.com. The reader has the full commentary and 9 more tafsirs.