"About that time King Herod Agrippa began to persecute some believers in the church" (Acts 12:1).
Acts 12:1 - 5
ESV - 1 About that time Herod the king laid violent hands on some who belonged to the church. 2 He killed James the brother of John with the sword.
For follow-up discussion and general commentary on the topic. Comments are sorted chronologically.