Shared ground
Colossians 3:8–11 presents a “before/after” contrast. The passage explicitly names practices that damage community life—anger, hostile intent, and especially speech that harms (slander, shameful talk, lying). The text grounds this shift in an identity change described with a clothing picture: the old self has been “taken off,” and the new self has been “put on.”
The new self is not described as finished; it is “being renewed.” This renewal is said to happen “in knowledge” and to move “after the image” (image) of the Creator. In that renewed setting, standard social labels do not determine standing: ethnic markers, ritual status, cultural labels, and legal status (including slave/free) are all listed as not defining the new community’s core identity.
Where interpretation differs
1) “Put off / put on”: past event, ongoing practice, or both?
Some read the language mainly as something that has already happened to believers (a decisive identity change), and the commands flow from that settled reality. Others read it as also describing an ongoing process in which believers repeatedly “take off” old patterns and “put on” new ones in daily life. Many combine both: a real past change that must be continuously expressed.
2) “Being renewed in knowledge”: what kind of knowledge?
Some take “knowledge” primarily as moral and spiritual understanding that reshapes behavior. Others emphasize a relational or identity-forming knowledge—coming to see oneself and others through the Creator’s design, which then reorders community life.
3) “Christ is all, and in all”: how wide is the scope?
Some hear this as a statement focused on the church’s shared life—Christ as the defining reality for everyone “in” the community. Others hear a broader claim about Christ’s comprehensive significance and presence that extends beyond the church, while still having clear force inside the church.
Why the disagreement exists
The passage mixes completed language (“you have put off… have put on”) with ongoing language (“being renewed”), so readers weigh those verbs differently. Also, the closing line is compact and sweeping, leaving room for different judgments about how far Paul’s claim extends beyond the immediate community.
What this passage clearly contributes
The text explicitly ties ethical speech and relational integrity (especially truth-telling) to a claimed change of identity: the “old self” and its practices no longer fit. It also clearly connects the “new self” to an ongoing renewal that aims toward the Creator’s pattern. Finally, it plainly states that, within the renewed setting, common identity divisions lose their power to define rank or belonging, because Christ—not those categories—anchors the shared identity (Colossians 3:8–11).