1 Thessalonians 1
2 Thessalonians 1
Paul opens with thanksgiving for the Thessalonians' faith and perseverance under affliction, affirming their growth in Christ. He introduces the false teaching about the Day of the Lord as the letter's central concern, signaling that correction and clarification will follow.
Establishes apostolic authority, affirms the church's genuine faith, and frames the eschatological problem that the letter will address.