Acts 4:13

Now, beholding the boldness of Peter and John, and perceiving that they were unlettered and ignorant men, they were wondering; they also were recognizing them, that they had been with Jesus;

Acts 14:3

A long time, therefore, they tarried there, speaking boldly in the Lord, Who testified to the word of His grace, by granting signs and wonders to be done through their hands.

1 Thessalonians 2:2

but, having suffered before, and having been shamefully treated, as ye know, in Philippi, we grew bold in our God to speak to you the Gospel of God in much conflict.

Treasury of Scripture Knowledge

Summary

The wicked flee when no man pursueth: but the righteous are bold as a lion.

General references

Bible References

The righteous

Acts 4:13
Now, beholding the boldness of Peter and John, and perceiving that they were unlettered and ignorant men, they were wondering; they also were recognizing them, that they had been with Jesus;
Acts 14:3
A long time, therefore, they tarried there, speaking boldly in the Lord, Who testified to the word of His grace, by granting signs and wonders to be done through their hands.
1 Thessalonians 2:2
but, having suffered before, and having been shamefully treated, as ye know, in Philippi, we grew bold in our God to speak to you the Gospel of God in much conflict.

General references

Matthew 14:4
For John said to him, "It is not lawful for you to have her."