(v. 6:10) Sorrowful and poor, yet rejoicing and rich
(v. 6:14) So the church should be careful to not associate with unbelievers, including the false apostles
This exhortation from Paul is not to say we go "no contact" with those who are unregenerate, but that we not be "yoked" with them, as to not engage in worship with them and to not hold them as close as we would the church
In particular, this is to plead with the Corinthians to cease their idolatry in the consumption of food sacrificed to idols (1 Corinthians 8, 10), for this is participation in their worship
(v. 7:1) We are to maintain the purity of the church body, based on what Paul has been declaring to us about what make him trustworthy
He is trustworthy because of the proclamation of the true gospel of Christ
He is trustworthy because his experience as an apostle is found with great suffering on his part, with a spirit-filled understanding of his true state amidst those sufferings