Isaiah 49: 3. 5-6
The Lord tells his servant that he will make him a light to the nations so that his salvation may reach the ends of the earth.
1 Corinthians 1: 1-3
Paul calls the Church gathered in Corinth to take their place among the saints everywhere.
John 1: 29-34
John the Baptist points to Jesus as the Lamb of God that takes away the sin of the world.