One More Will Make A Legion: Opening the Door to Spirits Final

1 Timothy Chapter 4:1-2

1Now the Spirit speaketh expressly, that in the latter times some shall depart from the faith, giving heed to seducing spirits, and doctrines of devils; 2Speaking lies in hypocrisy; having their conscience seared with a hot iron;

So, as it says your behavior waxes worse, because these demons want to gouge out your soul until there is nothing left, like this man at the tombs.  After having strayed so far from the Lord, you fall deeper and deeper into darkness.