God gives you a new heart and puts His spirit within you

 “I will give you a new heart and put a new spirit in you; I will remove from you your heart of stone and give you a heart of flesh. And I will put my Spirit in you and move you to follow my decrees and be careful to keep my laws.” (Ez. 36:26-27 NIV)

A new creation in Christ

“Therefore, if anyone is in Christ, he is a new creation. The old has passed away; behold, the new has come.” (2 Cor. 5:17 ESV)

A new life by faith in Christ

“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.” (Gal. 2:20 ESV)

A letter from Christ written on the tablet of your heart

“And you show that you are a letter from Christ delivered by us, written not with ink but with the Spirit of the living God, not on tablets of stone but on tablets of human hearts.” (2 Cor. 3:3 ESV)