Although under arrest, he was able to teach and preach, write letters and send fellow workers on missions. Possibly the church was started by Aquila and Priscilla, a husband and wife team dedicated to the work of the Lord. See Acts 18. Probably the seven churches that we read of in Revelation 2-3. 4. A letter addressed to one church in an area, but to be read in the churches in that area.
All believers are saints.
God sees saints as righteous in Christ, with sins forgiven. The word comes from the same word as holy in the language of the New Testament, meaning separated from sin. So all believers are saints or holy ones. Before God, a believer is holy, with sins forgiven. Grace means undeserved favor.