Surah Al-Kahf (18:93)
حَتَّىٰٓ إِذَا بَلَغَ بَيْنَ ٱلسَّدَّيْنِ وَجَدَ مِن دُونِهِمَا قَوْمًا لَّا يَكَادُونَ يَفْقَهُونَ قَوْلًا
Until, when he reached between the two barriers, he found, on the nearer side of them, a people who could hardly grasp any speech.
Roots in this verse: ب ل غ (blg), ب ي ن (byn), س د د (sdd), و ج د (wjd), د و ن (dwn), ق و م (qwm), ك و د (kwd), ف ق ه (fqh), ق و ل (qwl)