Verse 36

فَلَمَّا جَآءَهُم مُّوسَىٰ بِـَٔايَـٰتِنَا بَيِّنَـٰتٍ قَالُوا۟ مَا هَـٰذَآ إِلَّا سِحْرٌ مُّفْتَرًى وَمَا سَمِعْنَا بِهَـٰذَا فِىٓ ءَابَآئِنَا ٱلْأَوَّلِينَ

Then when Moses came to them with Our proven Signs, they said; this is nothing but fabricated magic and we have never heard anything like this from our forefathers.