2 Corinthians 10:3-4

10:3 For though we live as human beings, we do not wage war according to human standards, 10:4 for the weapons of our warfare are not human weapons, but are made powerful by God for tearing down strongholds. We tear down arguments

2 Corinthians 10:10

10:10 because some say, “His letters are weighty and forceful, but his physical presence is weak and his speech is of no account.”