Verse 5

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

They have no knowledge thereof, nor do their forefathers. It is a grave utterance coming out of their mouths. They utter only a lie.