G3971–πατρῷος–patrōos

`I, indeed, am a man, a Jew, having been born in Tarsus of Cilicia, and brought up in this city at the feet of Gamaliel, having been taught according to the exactitude of a law of the fathers, being zealous of God, as all ye are to-day.

πατρῴου patrōou “of our Fathers”

`And I confess this to thee, that, according to the way that they call a sect, so serve I the God of the fathers, believing all things that in the law and the prophets have been written,

πατρῴῳ patrōō “ancestral”

And it came to pass after three days, Paul called together those who are the principal men of the Jews, and they having come together, he said unto them: `Men, brethren, I -- having done nothing contrary to the people, or to the customs of the fathers -- a prisoner from Jerusalem, was delivered up to the hands of the Romans;

πατρῴοις, patrōois “of our fathers,”