﴿ إِنَّ ٱلَّذِينَ ٱرْتَدُّوا۟ عَلَىٰٓ أَدْبَٰرِهِم مِّنۢ بَعْدِ مَا تَبَيَّنَ لَهُمُ ٱلْهُدَى ۙ ٱلشَّيْطَٰنُ سَوَّلَ لَهُمْ وَأَمْلَىٰ لَهُمْ ﴾

“VERILY, those who turn their backs [on this mes­sage] after guidance has been vouchsafed to them, [do it because] Satan has embellished their fancies and filled them with false hopes:”

Please check ayah 47:28 for complete tafsir.