In John 20:19-31, Jesus appeared to his disciples twice, once to commission and equip them and a second time to show himself to Thomas. In response to seeing Jesus, Thomas made an astounding declaration about Jesus, calling him “my Lord and my God!” After this declaration, the author spelled out his purpose in writing this book: for you to believe.
The first psalm describes the two ways to live and their results.
The LORD uses leaders to deal with threats to the welfare of his people, and he is the God who delivers them.
As the second Adam and the faithful Israel, Jesus resisted temptation and so can help us when we are tempted.