The New Testament is in itself all that is necessary as a basis for Christian faith, but much light is thrown upon God's dealings with man in the story of Israel's halting and gradual discovery of the true nature of God as universal, not national; as law - abiding, not capricious; as a God of peace, not war; as a God of justice, love and mercy rather than of wrath, and vengeance. (religion-online.org)
The small sample size is a clue that camels probably weren't in widespread use before then, but Abraham was a wealthy and important man in the story, and may have had a tool (camels) that most people couldn't get. (religion.blogs.cnn.com)
He is a young man in this story; we have been introduced to him in Acts 7 as the young person who took care of the coats of the people who stoned Stephen. (religion-online.org)