The Scriptures are largely silent about the exploits of the apostles other than Paul. We have only general comments concerning their spheres of activities.

Peter warns that prophecy is not 'of any private interpretation.' Wild or self-serving speculating, as Judas Iscariot did, can lead to grave consequences.

The commission to the disciples evolves from their initial orders to go to the House of Israel to their ultimate commission of going to the Gentiles.