﴿ ٱلَّذِينَ ءَامَنُوا۟ يُقَٰتِلُونَ فِى سَبِيلِ ٱللَّهِ ۖ وَٱلَّذِينَ كَفَرُوا۟ يُقَٰتِلُونَ فِى سَبِيلِ ٱلطَّٰغُوتِ فَقَٰتِلُوٓا۟ أَوْلِيَآءَ ٱلشَّيْطَٰنِ ۖ إِنَّ كَيْدَ ٱلشَّيْطَٰنِ كَانَ ضَعِيفًا ﴾

“Those who have attained to faith fight in the cause of God, whereas those who are bent on denying the truth fight in the cause of the powers of evil. Fight, then, against those friends of Satan: verily, Satan's guile is weak indeed!”

Those who believe fight in the way of God, and those who disbelieve fight in the way of a false deity...He [Sahl] said:The believers are [with] God, adversaries against their lower selves, but the hypocrites are [with] their lower selves, adversaries against God, Mighty and Majestic is He. They hasten to question, and are not content with what God chooses for them. This is the way of Satan (ṭāghūt), for the lower self is the greatest of devils if the servant consorts with it because it will incite him to transgression.His words, Exalted is He: