Paul continues to encourage the believers in Colossae and Laodicea to understand that Christ is God and that he lives in believers, so they should live in the same way they received him.
Here "face in the flesh" stands for the person. AT: "all those who have never seen personally" or "all those whom I have never met face to face" (See: [[rc://en/ta/man/translate/figs-synecdoche]])
Paul includes the Galatians even though he uses a different pronoun. AT: "so that their hearts and yours" (See: [[rc://en/ta/man/translate/figs-pronouns]])
Paul speaks of a person who is completely sure that the good news is true as though that person were rich in physical things. (See: [[rc://en/ta/man/translate/figs-metaphor]])
Only Christ can reveal God's true wisdom and knowledge. This can be stated in active form. AT: "God has hidden all the treasures of wisdom and knowledge in Christ" (See: [[rc://en/ta/man/translate/figs-activepassive]])
Paul speaks of God's wisdom and knowledge as if they were material wealth. AT: "the very precious wisdom and knowledge" (See: [[rc://en/ta/man/translate/figs-metaphor]])
These words mean basically the same thing here. Paul uses them together to emphasize that all spiritual understanding comes from Christ. (See: [[rc://en/ta/man/translate/figs-doublet]])