Eschatology ... the study of "End Times". This epistle was Paul's response to hearing of some misunderstanding of the End Times, due to some false teachers spreading the wrong message about it. This book helps to understand what was going on regarding them thinking they'd missed the Rapture.
REFERENCED VERSES:
1 Thessalonians 4:16-17; Joel 1:6; Joel 1:15; Joel 2:31
Zephaniah 1:14-16; Amos 5:18-20; 2 Peter 3:9; Ezekiel 33:11
Joel 2:12-13; Joel 2:32; 2 Timothy 4:1
2 Thessalonians 2:15: 2 Thessalonians 3:6: 2 Thessalonians 3:13