Whoah try writing this sigil out and carrying it in your left pocket for a few days, don’t worry about trying to open it or anything;
If your problems stem from any attachments due to religious upbringing and programming the sigil alone will help. Note carefully any changes and update this topic. 
if you own ANY divination items, like Tarot, Runes, even a deck of playing cards, place them in a sealed metal tin or wrap them in aluminium baking foil, do the same to any Bibles, grimoires, anything that can conceivably act as a “portal” to other realms. If you have board games, place them in the south-west corner of the room you use least often.
Try making an equal-armed X-style cross under your bed with salt, as well, not like + orientation but like X - diagonals.