G3143–μαρτύρομαι–marturomai

And so I say to you this day that I am clean from the blood of all men.

μαρτύρομαι marturomai “I testify”

And so, by God's help, I am here today, witnessing to small and great, saying nothing but what the prophets and Moses said would come about;

μαρτυρόμενος marturomenos “bearing witness”

Yes, I give witness again to every man who undergoes circumcision, that he will have to keep all the law.

μαρτύρομαι marturomai “I testify”

This I say, then, and give witness in the Lord, that you are to go no longer in the way of the Gentiles whose minds are turned to that which has no profit,

μαρτύρομαι marturomai “I testify”

Even as you saw how, like a father with his children, we were teaching and comforting you all, and giving witness,

μαρτυρόμενοι marturomenoi “charging”