The Greek verb enduo, meaning to put on or to sink into, provides the key to identifying the new man's true identity by answering when God creates him within us. Paul's statement in Galatians 3:27, "as many of you as were baptized into Christ have put on Christ," reveals that baptism is the moment we sink into the new man, when God first establishes him within us. Since we put on Christ specifically, Christ Himself is the new man. Paul reinforces this connection by immediately following his statement about putting on Christ with a declaration of reconciliation—neither Jew nor Greek, slave nor free, male nor female—mirroring the pattern in Colossians 3:9-11, where putting on the new man is likewise followed by language of reconciliation. Romans 13:12-14 confirms this identification, instructing those who have "put on Christ" to walk properly, casting off darkness. This aligns with Colossians 1:27's declaration that "Christ in you" is the hope of glory, and with 1 Corinthians 15:47's description of Christ as "the second Man." This raises an apparent paradox: if we put on Christ through enduo, we are surrounded by and situated within Him, yet Scripture also teaches that Christ dwells in us (Colossians 1:27; John 17:23; Romans 8:10; Galatians 2:20; Ephesians 3:17-18; 1 John 3:24). John 14:20 resolves this by describing not contradiction but perfect, total unity—Christ in the Father, the disciples in Christ, and Christ in the disciples. This unity is not like two bricks joined by mortar, which remain distinguishable, but like water from one bucket poured into another, where the two intermingle completely. The goal is a thorough commingling of minds, so that eventually one's mind and Christ's mind become indistinguishable, fulfilling Paul's exhortation to let the mind of Christ be in us. The incompatibility of old and new is illustrated through Christ's parables of the new patch on an old garment and new wine in old wineskins—attempting to mix the two results in destruction, since the old man and new man represent irreconcilable ways of life. The new is demonstrably better than the old, as shown by the miracle at Cana, where the wine God created was superior to what man alone could produce, and by Hebrews' repeated emphasis on the superiority of the new covenant, promises, and priesthood. Significantly, the KJV translates enduo as "endue" in Luke 24:49, where Christ instructs His disciples to tarry in Jerusalem until they are "endued with power from on high." While we clothe ourselves with Christ's mind by putting on the new man, it is Christ who clothes us with the Father's promised Holy Spirit. This power enables us to recognize and overcome Satan's deceptions, empowering us to overcome our natural reticence toward change and to remain faithful to the new way rather than succumbing to the tragic error of believing "the old is better."

The Greek verb enduo, meaning literally "to sink into" and by extension "to put on" or "to get into," appears consistently in Paul's writings whenever he speaks of the new man, revealing an important pattern in how the apostle describes the Christian life. New Testament writers commonly use this term for putting on clothes, and Paul deliberately employs this clothing metaphor to command believers to adopt the Christian way of life. With equal consistency, he uses the corresponding image of taking off clothes to describe abandoning the old, sinful lifestyle. This pairing appears in Colossians 3:9-10, where believers are told to put off the old man with his deeds and put on the new man, and again in Ephesians 4:22-24. Paul extends the metaphor further in Ephesians 6:11-17, instructing believers to put on the whole armor of God as the proper dress for the new man. This consistent use of clothing imagery carries significant implications about the choices Christians must make daily. Clothing, for anyone not in special circumstances such as prison or the military, represents a matter of personal discretion—what to wear, when to wear it, and when to remove it are choices made repeatedly, often multiple times a day depending on social context. Paul's use of enduo teaches that the Christian walk operates the same way: believers must choose, daily and repeatedly, to put on the new man and his way of life. Christianity is not a passive state but an active way of life that must be continually chosen and maintained, much as one grows so comfortable with a well-worn garment that removing it becomes unthinkable. This emphasis on ongoing, active choice directly counters the Protestant doctrine of eternal security—the belief that salvation, once received, cannot be lost, or that "it was all done at the cross." Such teaching effectively abandons personal responsibility for salvation, treating the new man as something that arrives complete and finished upon a confession of faith, much like physical birth occurs without any choice on the part of the one born. Notably, Paul's descriptions of the new man conspicuously lack any birth or conception analogy; instead, the clothing analogy dominates his language. This absence is significant, for it demonstrates that true Christians bear an ongoing responsibility to put on the new man, rather than assuming salvation is irrevocably secured through a single act of faith. The clothing metaphor conveyed through enduo thus reinforces a broader theme of collaboration between God and man in forming the new man. God creates the new man, yet He requires man to choose repeatedly whether to adopt him, demonstrating that adoption through conduct—through what one does. The new man grows and matures as the Christian walks in this way of life, making the creation of the new man not a unilateral divine act but a cooperative labor between God and the believer, sustained through daily, deliberate choice.