Surah Yunus, Verse 101
Translation — Sahih International
Say, "Observe what is in the heavens and earth." But of no avail will be signs or warners to a people who do not believe
Source
Kur'an-ı Kerim, Yûnus Suresi 10:101
https://kuran.diyanet.gov.tr/mushaf/kuran-meal-2/10-suresi-101-ayet