The Book of 3 John commends Gaius for his hospitality and support of traveling missionaries, warns against the disruptive influence of Diotrephes, and affirms the good testimony of Demetrius, highlighting the importance of supporting those who are faithful to the truth of the gospel and maintaining unity within the local church community.
The Book of 2 John encourages believers to walk in truth and love, while warning against receiving false teachers into their homes and urging them to remain faithful to the apostolic teaching, emphasizing the importance of discernment and hospitality rooted in the truth of Christ.
The Letter to Philemon exemplifies Paul’s call for reconciliation and forgiveness, urging Philemon to receive his runaway slave, Onesimus, not as a mere servant, but as a beloved brother in Christ.