Two
Throughout this sermon, Jesus had made it clear that something more essential than physical lineage and submission to ceremonial rites was required to make people spiritual heirs of Abraham. There was a straiter gate which had to be entered than any privilege which natural birth gave admittance to, a narrower way to be traversed than that religious life mapped out by the scribes and the Pharisees. The true children of Abraham are those who have his faith (Romans 4:16), who do his works (John 8:39), and who are vitally united to Christ (Gal. 3:29).