1 Tesalonika 1:10

1:10 and to wait for his Son from heaven, whom he raised from the dead, Jesus our deliverer from the coming wrath. ¹ 

1 Tesalonika 2:10

2:10 You are witnesses, and so is God, as to how holy and righteous and blameless our conduct was toward you who believe.

¹ sn The coming wrath. This wrath is an important theme in 1 Thess 5.