Matthew 14:3

For Herod had arrested John, put him in chains, and shut him up in prison, to please Herodias, the wife of Herod's brother Philip.

Matthew 4:12

When Jesus heard that John had been committed to prison, he retired to Galilee.

Mark 6:17

For Herod himself had sent and arrested John, and put him in prison, in chains, to please Herodias, the wife of his brother Philip, because Herod had married her.

Luke 3:19-20

But Prince Herod, being rebuked by John respecting Herodias, the wife of Herod's brother, and for all the evil things that he had done,

Matthew 11:2

Now John had heard in prison what the Christ was doing, and he sent a message by his disciples,

Mark 6:19

So Herodias was incensed against John, and wanted to put him to death, but was unable to do so,

Mark 6:22

And when his daughter--that is, the daughter of Herodias--came in and danced, she delighted Herod and those who were dining with him. 'Ask me for whatever you like,' the King said to the girl, 'and I will give it to you';

Luke 13:1

Just at that time some people had come to tell Jesus about the Galileans, whose blood Pilate had mingled with the blood of their sacrifices.

John 3:23-24

John, also, was baptizing at Aenon near Salim, because there were many streams there; and people were constantly coming and being baptized.

Treasury of Scripture Knowledge

Summary

For Herod had laid hold on John, and bound him, and put him in prison for Herodias' sake, his brother Philip's wife.

General references

Bible References

Herod

Matthew 4:12
When Jesus heard that John had been committed to prison, he retired to Galilee.
Mark 6:17
For Herod himself had sent and arrested John, and put him in prison, in chains, to please Herodias, the wife of his brother Philip, because Herod had married her.
Luke 3:19
But Prince Herod, being rebuked by John respecting Herodias, the wife of Herod's brother, and for all the evil things that he had done,
John 3:23
John, also, was baptizing at Aenon near Salim, because there were many streams there; and people were constantly coming and being baptized.

General references

Luke 3:19
But Prince Herod, being rebuked by John respecting Herodias, the wife of Herod's brother, and for all the evil things that he had done,
John 3:24
(For John had not yet been imprisoned).