Matthew 14:5

And wishing to kill him, he was afraid of the crowd, because they held John as a prophet.

Matthew 11:9

But what went ye out to see? A prophet? yes, I say to you, and more eminent than a prophet.

Matthew 21:26

But if we say, Of men; we fear the crowd; for all hold John as a prophet.

Matthew 21:32

For John came to you in the way of justice, and ye believed him not: and the publicans and harlots believed him; and ye, seeing, repented not afterwards, to believe him.

Mark 6:19-20

And Herodias had a grudge against him, and desired to kill him; and could not:

Mark 11:30-32

Was the immersion of John from heaven, or from men ? answer me.

Mark 14:1-2

And after two days was the pascha, and the unleavened loaves: and the chief priests and scribes sought how, having taken him by fraud, they might kill.

Luke 20:6

And if we say, Of men; all the people will stone us: for they are persuaded John to be a prophet.

Acts 4:21

And they having made additional threats, loosed them, finding nothing how they might chastise them, for sake of the people: for all honoured God for that having been done.

Acts 5:26

Then the commander having gone with attendants, brought them, not with force: for they feared the people, lest they might be stoned.

Treasury of Scripture Knowledge

Summary

And when he would have put him to death, he feared the multitude, because they counted him as a prophet.

Bible References

When

Mark 6:19
And Herodias had a grudge against him, and desired to kill him; and could not:
Mark 14:1
And after two days was the pascha, and the unleavened loaves: and the chief priests and scribes sought how, having taken him by fraud, they might kill.
Acts 4:21
And they having made additional threats, loosed them, finding nothing how they might chastise them, for sake of the people: for all honoured God for that having been done.
Acts 5:26
Then the commander having gone with attendants, brought them, not with force: for they feared the people, lest they might be stoned.

Because

Matthew 21:26
But if we say, Of men; we fear the crowd; for all hold John as a prophet.
Mark 11:30
Was the immersion of John from heaven, or from men ? answer me.
Luke 20:6
And if we say, Of men; all the people will stone us: for they are persuaded John to be a prophet.