15:82
وَكَانُوا۟ يَنْحِتُونَ مِنَ ٱلْجِبَالِ بُيُوتًا ءَامِنِينَ
wakānū yanḥitūna mina l-jibāli buyūtan āminīna
They carved out dwellings in the mountains, and lived in security-
And they used to hew out dwellings from the mountains (feeling themselves) secure.