I often have the image of have sex with god in my brain which make me feel really guilty and suffer but i can't control my brain.what is the problem?

OCD? : Please get psychiatric eval asap from somebody experienced in and known for their diagnostic skills. This might be ocd and is treatable with meds and cognitive behavior therapy (cbt).

OCD?: This is possibly an ocd symptom, which is a brain glitch. I can understand the guilt feeling triggered, although you aren't guilty. Thre are therapies and medications that can help you resolve this mental tic. Consider seeing a therapist who specializes in ocd.