Surah Al-Furqaan, Verse 5
Translation — Sahih International
And they say, "Legends of the former peoples which he has written down, and they are dictated to him morning and afternoon."
Source
Kur'an-ı Kerim, Furkân Suresi 25:5
https://kuran.diyanet.gov.tr/mushaf/kuran-meal-2/25-suresi-5-ayet