(Al-Qalam) 68 : 15
إِذَا تُتْلَىٰ عَلَيْهِ آيَاتُنَا قَالَ أَسَاطِيرُ الْأَوَّلِينَ
If Our verses are explained upon him, he says: the tales of ancestors.
See explanation 6: 25; 16: 24-25; 39: 47-48; and 46: 17-18.