Paul makes it clear that edification depends upon accepting the authority of a pastor-teacher who communicates doctrinal information. No one can learn any subject without accepting the authority of the one who teaches. Therefore, the importance of understanding that edification comes through the teaching of a pastor in communicating the mystery doctrine of the Church Age. Keep obeying them, in order that they may do this accounting with joy, and not with groaning, for this is unprofitable for you. All believers are in full-time Christian service from the moment of their salvation.
Christian service is the normal result of spiritual growth but never the means.
Body function depends upon the proper use of joints. Athletic coordination depends upon the proper use of the joints. The result of the communication of doctrine is edification in your soul. The Motivation of the Believer in Edification. This includes the learning, understanding, and application of the mystery doctrine of the Church Age as the means of executing the plan of God.