Spiritual struggle and resistance to evil

وَإِمَّا يَنزَغَنَّكَ مِنَ ٱلشَّيْطَـٰنِ نَزْغٌ فَٱسْتَعِذْ بِٱللَّهِ ۚ إِنَّهُۥ سَمِيعٌ عَلِيمٌ

And if an evil suggestion comes to you from Satan, then seek refuge in Allāh. Indeed, He is Hearing and Knowing.