That Abraham was a great prophet, this is the first kind of father of Judaism. And then he had two sons, Isaac and Ishmael. And it's said that Muhammad's lineage goes through Ishmael. But he does believe that Abraham was a prophet, that Moses was a prophet, that Jesus was a prophet. And as he grows into adulthood he becomes a merchant and an arbitrator, somebody who is greatly respected in Mecca, someone who is seen as being very honest and very truth worthy. Is truth worthy a word? He's going to get married at a young age, at the age of 25, he marries Khadiju, a 40 year old widow.