'Forefather' in the Bible

Then Asa rested with his fathers and was buried in the city of his ancestor David. His son Jehoshaphat became king in his place.

Jehoshaphat rested with his fathers and was buried with them in the city of his ancestor David. His son Jehoram became king in his place.

Ahaz was 20 years old when he became king and reigned 16 years in Jerusalem. He did not do what was right in the Lord’s sight like his ancestor David,

What then can we say that Abraham, our physical ancestor, has found?

And not only that, but also Rebekah received a promise when she became pregnant by one man, our ancestor Isaac.

for he was still within his ancestor when Melchizedek met him.