Acts 4:20
for we cannot but tell what we have seen and heard.
Acts 5:20
Go, stand and speak in the temple to the people all the words of this life.
Acts 5:29
And Peter answering, and the apostles, said, It is necessary to obey God rather than man.
1 Corinthians 9:16
For if I preach the gospel I have nothing to boast of; for a necessity is laid upon me; for woe is me, if I preach not the gospel.
Revelation 5:5
And one of the elders said to me, Weep not; behold, the lion of the tribe of Judah, the root of David, has conquered, he is opening the book and its seven seals.