Agabus predicts a famine
Agabus prophesied a famine in Antioch. The church in Antioch decided to send assistance to the church in Judea.
Key passages
Ac 11:27–29

Now in those days prophets came down from Jerusalem to Antioch. And one of them named Agabus stood up and indicated by the Spirit that a great famine was about to come over the whole inhabited earth (which took place in the time of Claudius). So from the disciples, according to their ability …