Lesson 31: And So Were the Churches Established in the Faith Posted on November 15, 2015 by J Dangl Reading Preperation: Acts 15:36-18:22 1 Thessalonians 2 Thessalonians Lesson Summary: Paul and Barnabas disagree so Paul serves second mission with Silas, Timothy, and Luke. We explore Paul’s two known letters to the Thessalonians. Download Lesson 31 PDF File