because.

John 7:13
Yet no one would speak publicly about Him for fear of the Jews.

John 12:42, 43
Nevertheless, many of the leaders believed in Him; but because of the Pharisees they did not confess Him, for fear that they would be put out of the synagogue. . . .

John 19:38
Afterward, Joseph of Arimathea, who was a disciple of Jesus (but secretly for fear of the Jews), asked Pilate to let him remove the body of Jesus. Pilate gave him permission, so he came and removed His body.

John 20:19
It was the first day of the week, and that very evening, while the disciples were together with the doors locked for fear of the Jews, Jesus came and stood among them. "Peace be with you!" He said to them.

Psalm 27:1, 2
The LORD is my light and my salvation--whom shall I fear? The LORD is the stronghold of my life--whom shall I dread? . . .

Proverbs 29:25
The fear of man is a snare, but whoever trusts in the LORD will be set securely on high.

Isaiah 51:7, 12
Listen to Me, you who know what is right, you people with My law in your hearts: Do not fear the scorn of men; do not be broken by their insults. . . .

Isaiah 57:11
Whom have you dreaded and feared, so that you lied and failed to remember Me or take this to heart? Have I not held My peace such a long time, and still you do not fear Me?

Luke 12:4-9
I tell you, My friends, do not be afraid of those who kill the body and after that can do no more. . . .

Luke 22:56-61
A servant girl saw him seated in the firelight and looked intently at him. "This man was also with Him, " she said. . . .

Acts 5:13
Although the people regarded them highly, no one else dared to join them.

Galatians 2:11-13
When Cephas came to Antioch, however, I opposed him to his face, because he stood to be condemned. . . .

Revelation 21:8
But to the cowardly and unbelieving and abominable and murderers and sexually immoral and sorcerers and idolaters and all liars, their place will be in the lake that burns with fire and sulfur. This is the second death."

he should.

John 9:34
They replied, "You were born in utter sin, and you are instructing us?" And they threw him out.

John 12:42
Nevertheless, many of the leaders believed in Him; but because of the Pharisees they did not confess Him, for fear that they would be put out of the synagogue.

John 16:2
They will put you out of the synagogues. In fact, a time is coming when anyone who kills you will think he is offering a service to God.

Luke 6:22
Blessed are you when people hate you, and when they exclude you and insult you and reject your name as evil because of the Son of Man.

Acts 4:18
Then they called them in again and commanded them not to speak or teach at all in the name of Jesus.

Acts 5:40
At this, they yielded to Gamaliel. They called the apostles in and had them flogged. Then they ordered them not to speak in the name of Jesus, and released them.