This condemnation of the Jews must also have provided assurance and comfort to the Thessalonian believers. The Jews were known as the people of God, and the opposition which the Thessalonian Christians had encountered from the Jews could have felt to them like an indication of God’s displeasure. In light of this, Paul’s statement that the Jews were displeasing to God would have been an indirect assurance that the Thessalonians, by following Jesus, were in fact pleasing God.1
15 who killed both the Lord Jesus and the prophets, and drove us out, and displease God and oppose all mankind