'Father's' in the Bible

And the Lord will send back his blood on his head, because of the attack he made on two men more upright and better than himself, putting them to the sword without my father's knowledge; even Abner, the son of Ner, captain of the army of Israel, and Amasa, the son of Jether, captain of the army of Judah.

And the young men of his generation said to him, This is the answer to give to the people who came to you saying, Your father put a hard yoke on us; will you make it less? say to them, My little finger is thicker than my father's body;