Crucified with Christ in a spiritual circumcision: depicting the death of our old sin nature.
11 In him also you were circumcised with a circumcision made without hands, by putting off the body of the flesh, by the circumcision of Christ, Colossians 2:11 (ESV)
11 You shall be circumcised in the flesh of your foreskins, and it shall be a sign of the covenant between me and you. 12 He who is eight days old among you shall be circumcised. Every male throughout your generations, whether born in your house or bought with your money from any foreigner who is not of your offspring,
Genesis 17:9–14 (ESV)
2 Look: I, Paul, say to you that if you accept circumcision, Christ will be of no advantage to you. 3 I testify again to every man who accepts circumcision that he is obligated to keep the whole law. Galatians 5:2–3 (ESV)
6 And the Lord your God will circumcise your heart and the heart of your offspring, so that you will love the Lord your God with all your heart and with all your soul, that you may live. Deuteronomy 30:6 (ESV); Mark 14:58
20 I have been crucified with Christ. It is no longer I who live, but Christ who lives in me. And the life I now live in the flesh I live by faith in the Son of God, who loved me and gave himself for me. Galatians 2:20 (ESV)
Buried with Christ in a symbolic baptism: depicting a break with the sin patterns of the past.
12 having been buried with him in baptism. . . . Colossians 2:12 (ESV)
27 For as many of you as were baptized into Christ have put on Christ. Galatians 3:27 (ESV)
3 Do you not know that all of us who have been baptized into Christ Jesus were baptized into his death? 4 We were buried therefore with him by baptism into death, in order that, just as Christ was raised from the dead by the glory of the Father, we too might walk in newness of life. 5 For if we have been united with him in a death like his, we shall certainly be united with him in a resurrection like his. 6 We know that our old self was crucified with him in order that the body of sin might be brought to nothing, so that we would no longer be enslaved to sin. 7 For one who has died has been set free from sin.
Romans 6:3–7 (ESV); 1 Corinthians 15:3–4
Raised with Christ by faith through resurrection: power depicting our regenerate state.
12 . . . in baptism, in which you were also raised with him through faith in the powerful working of God, who raised him from the dead. Colossians 2:12 (ESV)
We have a hope of future resurrection:
11 If the Spirit of him who raised Jesus from the dead dwells in you, he who raised Christ Jesus from the dead will also give life to your mortal bodies through his Spirit who dwells in you. Romans 8:11 (ESV)
13 And you, who were dead in your trespasses and the uncircumcision of your flesh, God made alive together with him, having forgiven us all our trespasses,
Colossians 2:13 (ESV)
And you were dead in the trespasses and . . . . 4 But God, being rich in mercy, because of the great love with which he loved us, 5 even when we were dead in our trespasses, made us alive together with Christ—by grace you have been saved— 6 and raised us up with him and seated us with him in the heavenly places in Christ Jesus, Ephesians 2:1–6 (ESV)