﴿ وَتَرَىٰ كَثِيرًۭا مِّنْهُمْ يُسَٰرِعُونَ فِى ٱلْإِثْمِ وَٱلْعُدْوَٰنِ وَأَكْلِهِمُ ٱلسُّحْتَ ۚ لَبِئْسَ مَا كَانُوا۟ يَعْمَلُونَ ﴾

“And thou canst see many of them vie with one another in sinning and tyrannical conduct and in their swallowing of all that is evil.”

And you see many of them vying, that is, indulging in all manner of vices in earnest because of their habituation to them and their having been trained in them, and because they constitute natural traits of their souls. Sin is the vice of the rational-speech faculty because it is mendacity; enmity is the vice of the concupiscent faculty