John 16, 12-15

After this, he showed himself under another form to two of them as they were on their way into the country. These went back and told the others, who did not believe them either. Lastly, he showed himself to the Eleven themselves while they were at table. He reproached them for their incredulity and obstinacy, because they had refused to believe those who had seen him after he had risen. And he said to them, ‘Go out to the whole world; proclaim the gospel to all creation.