'Testify' in the Bible

for I have five brethren; that he may testify unto them, lest they also come into this place of torment.

The world cannot hate you; but me it hateth, because I testify of it, that its works are evil.

And he charged us to preach unto the people, and to testify that this is he who is ordained of God to be the Judge of the living and the dead.

But I hold not my life of any account as dear unto myself, so that I may accomplish my course, and the ministry which I received from the Lord Jesus, to testify the gospel of the grace of God.

Wherefore I testify unto you this day, that I am pure from the blood of all men.

having knowledge of me from the first, if they be willing to testify, that after the straitest sect of our religion I lived a Pharisee.

Yea, I testify again to every man that receiveth circumcision, that he is a debtor to do the whole law.

This I say therefore, and testify in the Lord, that ye no longer walk as the Gentiles also walk, in the vanity of their mind,

I Jesus have sent mine angel to testify unto you these things for the churches. I am the root and the offspring of David, the bright, the morning star.

I testify unto every man that heareth the words of the prophecy of this book, if any man shall add unto them, God shall add unto him the plagues which are written in this book: