The Third Epistle of John, penned by the Apostle John, is a personal letter to Gaius, a faithful Christian commended for his hospitality and support of traveling Christian workers. In contrast, Diotrephes, a church leader, is criticized for his prideful dominance, refusal to recognize apostolic authority, and resistance to hosting missionaries. The epistle also introduces Demetrius, whose good reputation exemplifies desired Christian behavior. Throughout the letter, themes of genuine hospitality, the importance of walking in truth, and the characteristics of godly leadership are underscored, offering insights into the challenges and values of the early Christian community.
3 John, in its brevity, captures the challenges, dynamics, and values of early Christian communities. Through the lens of personal relationships, commendations, and criticisms, the epistle offers a glimpse into the struggles and joys of upholding Christian virtues, the importance of hospitality, and the challenges posed by individuals within the community.