Colossians 2:10-14

10and in Christ you have been brought to fullness. He is the head over every power and authority. 11In him you were also circumcised with a circumcision not performed by human hands. Your whole self ruled by the flesh In contexts like this, the Greek word for flesh (sarx) refers to the sinful state of human beings, often presented as a power in opposition to the Spirit; also in verse 13. was put off when you were circumcised by Or put off in the circumcision of Christ,

12having been buried with him in baptism, in which you were also raised with him through your faith in the working of God, who raised him from the dead. 13When you were dead in your sins and in the uncircumcision of your flesh, God made you Some manuscripts us alive with Christ. He forgave us all our sins, 14having canceled the charge of our legal indebtedness, which stood against us and condemned us; he has taken it away, nailing it to the cross.