importance of knowledge

مَّا لَهُم بِهِۦ مِنْ عِلْمٍ وَلَا لِـَٔابَآئِهِمْ ۚ كَبُرَتْ كَلِمَةً تَخْرُجُ مِنْ أَفْوَٰهِهِمْ ۚ إِن يَقُولُونَ إِلَّا كَذِبًا

They have no knowledge of it, nor had their fathers. Grave is the word that comes out of their mouths; they speak not except a lie.

وَمِنَ ٱلنَّاسِ مَن يُجَـٰدِلُ فِى ٱللَّهِ بِغَيْرِ عِلْمٍ وَيَتَّبِعُ كُلَّ شَيْطَـٰنٍ مَّرِيدٍ

And of the people is he who disputes about Allāh without knowledge and follows every rebellious devil.

قَـٰلَ إِن لَّبِثْتُمْ إِلَّا قَلِيلًا ۖ لَّوْ أَنَّكُمْ كُنتُمْ تَعْلَمُونَ

He will say, "You stayed not but a little - if only you had known.

كِتَـٰبٌ فُصِّلَتْ ءَايَـٰتُهُۥ قُرْءَانًا عَرَبِيًّا لِّقَوْمٍ يَعْلَمُونَ

A Book whose verses have been detailed, an Arabic Qur’ān for a people who know,