Acts 2: 42-47
The early Christians lived together in a model community, being examples of holy and generous living, and attracting many converts.

1 Peter 1: 3-9
Peter encourages the young Church through difficult times by reminding them of the joy of their love and faith in Christ, despite their not having seen him directly as the apostles had done.

John 20: 19-31
The risen Jesus appears to the apostles and fills them with the Spirit.  He appears again when Thomas is present and removes his doubts.  Life is promised to all believers.