Az-Zukhruf • BN-TAFSEER-IBN-E-KASEER
﴿ وَمَن يَعْشُ عَن ذِكْرِ ٱلرَّحْمَٰنِ نُقَيِّضْ لَهُۥ شَيْطَٰنًۭا فَهُوَ لَهُۥ قَرِينٌۭ ﴾
“But as for anyone who chooses to remain blind to the remembrance of the Most Gracious, to him We assign an [enduring] evil impulse, to become his other self:”
Please check ayah 43:45 for complete tafsir.