What are some things Abraham has given to us?

Abraham, as a pivotal figure in Judaism, Christianity, and Islam, has given us the concept of monotheism, emphasizing the belief in one God. He is also seen as a model of faith and obedience, exemplified by his willingness to sacrifice his son in obedience to God's command. Additionally, Abraham is considered the patriarch of the Israelites, and his covenant with God laid the foundation for the spiritual lineage and identity of many believers across these three major religions. His legacy continues to influence ethical teachings and interfaith dialogue today.