Surah Al-Araf, verse 20

فَوَسْوَسَ لَهُمَا ٱلشَّيْطَـٰنُ لِيُبْدِىَ لَهُمَا مَا وُۥرِىَ عَنْهُمَا مِن سَوْءَٰتِهِمَا وَقَالَ مَا نَهَىٰكُمَا رَبُّكُمَا عَنْ هَـٰذِهِ ٱلشَّجَرَةِ إِلَّآ أَن تَكُونَا مَلَكَيْنِ أَوْ تَكُونَا مِنَ ٱلْخَـٰلِدِينَ ﴿٢٠﴾

7:20 Then Satan whispered to them in order to expose what was hidden from them of their private parts. He said, “Your Lord has only forbidden to you this tree to prevent you from becoming angels or immortals.”