He gave him the covenant of circumcision. So Avraham became the father of Yitzchak, and circumcised him the eighth day. Yitzchak became the father of Ya`akov, and Ya`akov became the father of the twelve patriarchs.
Yehoshua said to all the people, Thus says the LORD, the God of Yisra'el, Your fathers lived of old time beyond the River, even Terach, the father of Avraham, and the father of Nachor: and they served other gods.