﴿ وَإِذَا قِيلَ لَهُم مَّاذَآ أَنزَلَ رَبُّكُمْ ۙ قَالُوٓا۟ أَسَٰطِيرُ ٱلْأَوَّلِينَ ﴾

“and [who], whenever they are asked, "What is it that your Sustainer has bestowed from on high?"-are wont to answer, "Fables of ancient times!"”

Please check ayah 16:25 for complete tafsir.