Acts 26:1-2

Then Agrippa said to Paul, "You have permission to speak about yourself." So Paul, with outstretched arm, proceeded to make his defence.

Matthew 10:18-19

and you will even be put on trial before governors and kings for my sake, to bear witness to them and to the Gentiles.

Mark 8:38

Every one, however, who has been ashamed of me and of my teachings in this faithless and sinful age, of him the Son of Man also will be ashamed when He comes in His Father's glory with the holy angels."

Acts 26:24-29

As Paul thus made his defence, Festus exclaimed in a loud voice, "You are raving mad, Paul; and great learning is driving you mad."

Romans 1:16

For I am not ashamed of the Good News. It is God's power which is at work for the salvation of every one who believes--the Jew first, and then the Gentile.

Philippians 1:20

in fulfilment of my eager expectation and hope that I shall never have reason to feel ashamed, but that by my perfect freedom of speech Christ will be glorified in me, now as always, either by my life or by my death.

2 Timothy 1:8

Do not be ashamed then to bear witness for our Lord and for me His prisoner; but rather share suffering with me in the service of the Good News, strengthened by the power of God.

2 Timothy 1:16

May the Lord show mercy to the household of Onesiphorus; for many a time he cheered me and he was not ashamed of my chain.

1 Peter 4:14-16

You are to be envied, if you are being reproached for bearing the name of Christ; for in that case the Spirit of glory-- even the Spirit of God--is resting upon you.

1 John 2:28

And now, dear children, continue in union with Him; so that, if He re-appears, we may have perfect confidence, and may not shrink away in shame from His presence at His Coming.

Treasury of Scripture Knowledge

Summary

I will speak of thy testimonies also before kings, and will not be ashamed.

Bible References

Speak

Matthew 10:18
and you will even be put on trial before governors and kings for my sake, to bear witness to them and to the Gentiles.
Acts 26:1
Then Agrippa said to Paul, "You have permission to speak about yourself." So Paul, with outstretched arm, proceeded to make his defence.

Will not

Mark 8:38
Every one, however, who has been ashamed of me and of my teachings in this faithless and sinful age, of him the Son of Man also will be ashamed when He comes in His Father's glory with the holy angels."
Romans 1:16
For I am not ashamed of the Good News. It is God's power which is at work for the salvation of every one who believes--the Jew first, and then the Gentile.
Philippians 1:20
in fulfilment of my eager expectation and hope that I shall never have reason to feel ashamed, but that by my perfect freedom of speech Christ will be glorified in me, now as always, either by my life or by my death.
2 Timothy 1:8
Do not be ashamed then to bear witness for our Lord and for me His prisoner; but rather share suffering with me in the service of the Good News, strengthened by the power of God.
1 Peter 4:14
You are to be envied, if you are being reproached for bearing the name of Christ; for in that case the Spirit of glory-- even the Spirit of God--is resting upon you.
1 John 2:28
And now, dear children, continue in union with Him; so that, if He re-appears, we may have perfect confidence, and may not shrink away in shame from His presence at His Coming.