Al-Hijr - 96

﴿الَّذِينَ يَجْعَلُونَ مَعَ اللَّهِ إِلَٰهًا آخَرَ ۚ فَسَوْفَ يَعْلَمُونَ﴾

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(96) Who make [equal] with Allāh another deity. But they are going to know.