What This Chapter Is About
Paul corrects a misunderstanding that the day of the Lord has already come. He insists that two events must occur first: a great rebellion (apostasia) and the revelation of the 'man of lawlessness' who will exalt himself above every so-called god, even seating himself in the temple of God and claiming to be God. Something — or someone — is currently restraining this figure, and once the restrainer is removed, the lawless one will be revealed, whom the Lord Jesus will destroy with the breath of his mouth. Those who follow the lawless one do so because they refused to love the truth. Paul then thanks God for the Thessalonians' election and urges them to stand firm in the traditions they were taught.
What Makes This Chapter Remarkable
This passage is one of the most debated in the Pauline corpus. The identity of the 'man of lawlessness' (ho anthrōpos tēs anomias), the 'restrainer' (to katechon / ho katechōn), and the 'mystery of lawlessness' (to mystērion tēs anomias) have generated centuries of interpretation without scholarly consensus. Paul assumes the Thessalonians already know what he means ('Do you not remember?' v. 5), leaving modern readers without the key to his allusions.
Translation Friction
We render the Greek without identifying the man of lawlessness with any specific historical or future figure. The 'restrainer' is rendered with deliberate ambiguity matching Paul's own shift between neuter (to katechon, v. 6) and masculine (ho katechōn, v. 7). The phrase 'God sends them a strong delusion' (v. 11) raises difficult theological questions about divine agency in deception, which we note without resolving.
Connections
The man of lawlessness draws on Daniel 11:36 (the king who exalts himself), Ezekiel 28:2 (the prince of Tyre who claims to be God), and Isaiah 14:13-14. Jesus's warning about false messiahs and signs (Matthew 24:24, Mark 13:22) parallels the deceptive signs of the lawless one. The 'breath of his mouth' destruction echoes Isaiah 11:4. The 'mystery of lawlessness' contrasts with the 'mystery' revealed in Christ (Colossians 1:26-27, Ephesians 3:3-6).
**Tradition comparisons:** JST footnote at 2 Thessalonians 2:2: Day of Christ warning — 'is at hand' timing qualified See the [JST notes](/jst/2-thessalonians).