Quran 74:48 from Surah Al-Muddaththir on Divine Marvels.
فَمَا تَنفَعُهُمۡ شَفَٰعَةُ ٱلشَّٰفِعِينَ
English translation: Then not will benefit them intercession (of) the intercessors
Transliteration: fama tanfa'uhum shafa'atu al-shafi'ina