Surah Ash-Shuʿaraʾ · The Poets · Verse 201/227

Qur'an 26:201

لَا يُؤْمِنُونَ بِهِۦ حَتَّىٰ يَرَوُا۟ ٱلْعَذَابَ ٱلْأَلِيمَ

They will not believe in it until they see the painful punishment.

Quran 26:201 — Ash-Shuʿaraʾ (الشعراء)