Shared ground
Paul frames the travel arrangements for the relief gift as both spiritual and practical. He thanks God as the source of Titus’s deep concern for the Corinthians (explicit claim), and he also stresses Titus’s genuine willingness: Titus agreed with Paul’s request but is not being forced (explicit claim).
Paul then explains why the collection will be carried by more than one person. Titus will travel with another believer who is widely respected among the assemblies (explicit claim) and who was chosen by the assemblies to accompany Paul’s team in administering this “”—the gift-project or the broader work tied to it (explicit claim). The stated aims are public honor to the Lord and a clear display of “readiness” (explicit claim), which implies transparency and credibility (inference).
Where interpretation differs
1) Who is the unnamed “brother”? The passage does not say. Some think he is a well-known coworker elsewhere in the New Testament; others think he is intentionally unnamed because his identity is less important than his reputation and appointment.
2) What does “praise in the gospel” mean? It may mean he is celebrated for gospel preaching/teaching. It may also mean he is praised for faithful service connected to the gospel mission more broadly, including trusted handling of the relief work.
3) What is “this grace,” and whose “readiness” is being shown? “This grace” can be the gift itself or the whole collection mission. “Our readiness” may point to Paul’s team’s eagerness and integrity, or it may include highlighting the Corinthians’ readiness to complete what they began (though the wording here most naturally points to Paul’s side of the administration).
Why the disagreement exists
The text gives strong descriptions (praised, known among all assemblies, appointed by assemblies) but leaves key details unstated: the brother’s name, the exact scope of “in the gospel,” and the precise referent of “this grace” and “our readiness.” Those gaps allow more than one reasonable reading without changing the core point.
What this passage clearly contributes
It shows Paul treating the collection as a sacred trust: God is credited for motivating care, human volunteers act willingly, and the money is handled with shared, publicly recognized accountability across multiple assemblies. The passage also highlights cooperation between local assemblies and traveling coworkers in a unified project that aims at honoring the Lord and protecting the credibility of the ministry (inference grounded in the stated goals).