Paul's first letter to the church in Thessalonica was overall very positive. He praised their faithfulness (I Thessalonians 1:2-10) and dedication to God's word even in persecution. (I Thessalonians 2:13-16) This is noteworthy, because so many of the New Testament epistles have the occasion of correcting wrong behavior or addressing error. The church in Thessalonica was on a much better track.
When he was encouraging them, however, he gave them some things in which they needed to “excel still more.” (I Thessalonians 4:1) This means they were to do the things they had been, but more and be even better. This…