18:93
حَتَّىٰٓ إِذَا بَلَغَ بَيْنَ ٱلسَّدَّيْنِ وَجَدَ مِن دُونِهِمَا قَوْمًۭا لَّا يَكَادُونَ يَفْقَهُونَ قَوْلًۭا
Hattaaa izaa balagha bainas saddaini wajada min doonihimaa qawmal laa yakaa doona yafqahoona qawlaa
Until, when he reached (a tract) between two mountains, he found, beneath them, a people who scarcely understood a word.