1. Comfort During Persecution  ( 1:1⁠–⁠12 )

a. Greetings to the Thessalonians  ( 1:1⁠–⁠4 )

b. Worthy of the Kingdom of God  ( 1:5⁠–⁠12 )

2. The Day of the Lord  ( 2:1⁠–⁠17 )

a. The Man of Lawlessness  ( 2:1⁠–⁠12 )

b. Stand Firm  ( 2:13⁠–⁠17 )

3. Concern for the Church  ( 3:1⁠–⁠18 )

a. Request for Prayer  ( 3:1⁠–⁠5 )

b. A Warning against Idleness  ( 3:6⁠–⁠15 )

c. Signature and Final Greetings  ( 3:16⁠–⁠18 )