Abraham is a pivotal figure in Christianity, recognized as a key patriarch in the Old Testament. He is considered the father of the Israelite nation and a model of faith, exemplified by his willingness to follow God's commands, including the near sacrifice of his son Isaac. Christians see Abraham as a precursor to the New Covenant, embodying the principles of faith and righteousness that are central to Christian teachings. His story is also significant in the context of God's promises and the unfolding of salvation history.
Judaism & Christianity started with God's Covenant with Abraham.
No, he predated Christianity. He was Jewish.
Judaism.
Judaism and Christianity.
Judaism, Christianity, and Islam religions.
Abraham
Because He is the father of Judaism
Abraham.
The common ancestor of the three religions Judaism, Christianity and Islam was Abraham
Christianity and Islam both have roots in Judaism. Abraham's son Issac was the ancestor of Jesus. Abraham's son Ishmael was the ancestor of Muhammad.
For Judaism: http://judaism.answers.com/jewish-history/a-biography-of-abraham
Christianity follows Abraham as a model example of faith. The book of Hebrews in the New Testament uses Abraham as a role model of obedience and faith to God. Abraham was commanded by God to leave his fathers land and enter into a new land by faith only.