And do not invoke any other god with Allah. There is no god except Him. Everything is bound to perish except He Himself. All authority belongs to Him. And to Him you will be returned.

وَلَا تَدْعُ مَع اللَّهِ إِلَٰهًا آخَرَ لَا إِلَٰه إِلَّا هُوَ كُلُّ شَيْءٍ هَالِك

—Qur'an 28:88