Quran 26:30 — The Poets (Al-Shu`ara')

قالَ أَوَلَو جِئتُكَ بِشَيءٍ مُبينٍ

He said, "What if I show you something profound?"

[26:29] He said, "If you accept any god, other than me, I will throw you in the prison."

[26:31] He said, "Then produce it, if you are truthful."