This explains the association of demons with mental illness in the New Testament. But let it be noted that the language of demons is associated with illness, not sin.
Huu unabii waeleza muungano wa mapepo na magonjwa ya akili katika Agano Jipya. Lakini ijulikane ya kwamba msemo wa mashetani au mapepo umeungana na maradhi, sio dhambi.