We understand that you've been experiencing frequent headaches and are seeking deliverance from them. You've even wondered if they might be caused by something spiritual, like a demon, or perhaps a forgotten sin. We appreciate that you've asked for healing in Jesus' name.
Firstly, let's address the spiritual aspect. It's important to remember that not all physical ailments are due to demonic activity or sin. However, it's wise to be discerning and ensure that we are walking in righteousness. The Bible tells us that sin can indeed affect our physical health. Look at what King David experienced: "When I kept silence, my bones wasted away through my groaning all day long. For day and night your hand was heavy on me; my moisture is turned into the summer drought." (Psalm 32:3-4 WEB)
If there is any unconfessed sin, it's crucial to repent and ask God for forgiveness. As for demonic activity, while it's possible, it's essential not to attribute every physical ailment to demons. We should be sober-minded and vigilant, but not fearful. Remember, God has not given us a spirit of fear, but of power, love, and a sound mind (2 Timothy 1:7 WEB).
Consult physicians for your ailment and follow their instructions. Let's pray for your healing and discernment:
"Father in heaven, we come before you in the name of Jesus Christ. We ask for your healing touch upon this person suffering from frequent headaches. If there is any sin hindering healing, reveal it and grant repentance. If there is any demonic activity, we rebuke it in Jesus' name and command it to flee. We ask for your divine health and wholeness. Guide him/her to the right doctors and treatment. In Jesus' name, we pray. Amen."
Lastly, remember that God cares about every aspect of your life, physical and spiritual. Keep trusting in Him and don't forget to thank Him for His faithfulness. "Is any among you sick? Let him call for the elders of the assembly, and let them pray over him, anointing him with oil in the name of the Lord, and the prayer of faith will heal him who is sick, and the Lord will raise him up. If he has committed sins, he will be forgiven. Confess your offenses to one another, and pray for one another, that you may be healed. The insistent prayer of a righteous person is powerfully effective." (James 5:14-16 WEB)