3 For Herod had arrested John, and bound him, and put him in prison for the sake of Herodias, his brother Philip’s wife.
Matthew 14:3 Cross References - WEB
Matthew 4:12
12 Now when Jesus heard that John was delivered up, he withdrew into Galilee.
Matthew 11:2
2 Now when John heard in the prison the works of Christ, he sent two of his disciples
Mark 6:17
17 For Herod himself had sent out and arrested John, and bound him in prison for the sake of Herodias, his brother Philip’s wife, for he had married her.
Mark 6:19
19 Herodias set herself against him, and desired to kill him, but she couldn’t,
Mark 6:22
22 When the daughter of Herodias herself came in and danced, she pleased Herod and those sitting with him. The king said to the young lady, “Ask me whatever you want, and I will give it to you.”
Luke 3:19-20
Luke 13:1
1 Now there were some present at the same time who told him about the Galileans, whose blood Pilate had mixed with their sacrifices.