In terms of spiritual institutions formed by and composed of Christians, the New Testament only knows of the church, and, more specifically, the local church.
Age, Humility, and Discipleship
Discipleship, in the words of Mark Dever, is helping another person follow Jesus. Said another way (by Dever): Discipleship is doing deliberate spiritual good to another Christian. Jesus commands Christians to make disciples (Matt 28:18-20), and Christians should count it a privilege to come alongside others to aid them in their walk with the Savior. … Continue reading Age, Humility, and Discipleship
From the Study 