Spiritual Warfare. Total Forgiveness. Church Discipline.

Do I have to learn every deception of the enemy to be victorious? I know God feels emotions, but what does that mean for how He treats us? How could Jesus be truly tempted if He is God? Are we forgiven by God each time we confess or all at once? What if asking for forgiveness daily just makes me feel better? Why did King Saul call upon a witch? I know someone who was kicked out of church. Is there…