Many Christians wonder why some believers seem to have spiritual power while others don't. The answer lies in prayer and fasting, an ancient practice Jesus demonstrated. When the disciples couldn't cast out a demon, Jesus explained that some spiritual breakthroughs require deeper authority that only comes through prayer and fasting. This practice produces three key results: sharpened spiritual sight that cuts through worldly distractions, supernatural power that brings breakthrough, and a deeper relationship with God. Fasting means giving up something valuable to focus on the spiritual realm, demonstrating that you want God more than comfort or convenience.