حَتَّىٰٓ إِذَا بَلَغَ بَيۡنَ ٱلسَّدَّيۡنِ وَجَدَ مِن دُونِهِمَا قَوۡمٗا لَّا يَكَادُونَ يَفۡقَهُونَ قَوۡلٗا
Until he reached a stretch of territory towered by two barriers -probably mountains- beneath which he found a people who could hardly understand a foreign word or language
Author: Almuntakhab Fi Tafsir Alquran Alkarim