41:13
فَإِنْ أَعْرَضُوا۟ فَقُلْ أَنذَرْتُكُمْ صَـٰعِقَةًۭ مِّثْلَ صَـٰعِقَةِ عَادٍۢ وَثَمُودَ ١٣
Saheeh International
But if they turn away, then say, "I have warned you of a thunderbolt like the thunderbolt [that struck] 'Aad and Thamud.
41
Surah Fussilat Ayah 13
Ayah-54, Makkah