Quran 15:82 — Al-Hijr Valley (Al-Hijr)

وَكانوا يَنحِتونَ مِنَ الجِبالِ بُيوتًا ءامِنينَ

They used to carve secure homes out of the mountains.

[15:81] We gave them our revelations, but they disregarded them.

[15:83] The disaster hit them in the morning.