Surah Ah-Shu'ara' (The Poets), Verse 213

فَلَا تَدْعُ مَعَ اللّٰهِ اِلٰهًا اٰخَرَ فَتَكُوْنَ مِنَ الْمُعَذَّبِیْنَ ۟

Falaa tad'u ma'al laahi ilaahan aakhara fatakoona minal mu'azzabeen

“So call not on any other god with Allah, or thou wilt be among those under the Penalty.”

Quran 26:213 (Yusuf Ali Translation)