The call of Abram serves as a model for the call on a Christ follower. The emphasis on obedience in this section is juxtapose the complete denial of Yahweh at the Tower of Babel in the previous chapter. These two stories situated next to each other in the text highlights the failure of man when he places his faith in his own works. However, no matter how impossible a situation is, when one trusts in God miraculous things can happen.