This book is about Paul's two letters to the Thessalonians. They are two of his thirteen letters which are a critical part of the New Testament. He writes these letters to believers who are faithful and exemplary in their manner of living. This is in spite of trials, tribulations, and sufferings. The Thessalonians knew Paul's teaching. However, they were worried about the Rapture and what would become of the believers who had predeceased them...