But Moses replied, "When I go to the Israelites and say to them, "The God of your ancestors sent me to you,' they will ask me, "What is his name?' So what can I tell them?" 1
References for Exodus 3:13
God said, "I am who I am. You must tell them: "The one who is called I AM has sent me to you.' 2
References for Exodus 3:14
Tell the Israelites that I, the Lord, the God of their ancestors, the God of Abraham, Isaac, and Jacob, have sent you to them. This is my name forever; this is what all future generations are to call me.