Bible Verses About Warfare of Saints: Through Christ

I thank God through Jesus Christ our Lord. So then with the mind I myself serve the law of God; but with the flesh the law of sin.

For he hath put all things under his feet. But when he saith all things are put under him, it is manifest that he is excepted, which did put all things under him.

And he said unto me, My grace is sufficient for thee: for my strength is made perfect in weakness. Most gladly therefore will I rather glory in my infirmities, that the power of Christ may rest upon me.

And they overcame him by the blood of the Lamb, and by the word of their testimony; and they loved not their lives unto the death.