Surah Al-Hijr (The Stone Valley), Verse 89

وَقُلْ اِنِّیْۤ اَنَا النَّذِیْرُ الْمُبِیْنُ ۟

Wa qul inneee anan nazeerul mubeen

“And say: "I am indeed he that warneth openly and without ambiguity,"-”

Quran 15:89 (Yusuf Ali Translation)