Because of this, God sends them a working of error, that they should believe a lie;
If Paul wanted to correct the Thessalonians’ erroneous conclusion that they were in the day of the Lord, why did he not just tell them that the Rapture had not yet taken place? Evidently he did not do so because he wanted to reemphasize the order of events resulting in the culmination and destruction of lawlessness in the world. Lawlessness was their concern.