Luke 4:43

Jesus, however, said to them: "I must take the Good News of the Kingdom of God to the other town also, for that was why I was sent."

Mark 1:14-15

After John had been committed to prison, Jesus went to Galilee, proclaiming the Good News of God--

Mark 1:38-39

But Jesus said to them: "Let us go somewhere else, into the country towns near, that I may make my proclamation in them also; for that was why I came."

John 6:38-40

For I have come down from Heaven, to do, not my own will, but the will of him who sent me;

John 9:4

We must do the work of him who sent me, while it is day; night is coming, when no one can work.

John 20:21

Again Jesus said to them: "Peace be with you. As the Father has sent me as his Messenger, so I am sending you."

Acts 10:38

The story, I mean, of Jesus of Nazareth, and how God consecrated him his Christ by enduing him with the Holy Spirit and with power; and how he went about doing good and curing all who were under the power of the Devil, because God was with him.

2 Timothy 4:2

Proclaim the Message, be ready in season and out of season, convince, rebuke, encourage, never failing to instruct with forbearance.

Treasury of Scripture Knowledge

Summary

And he said unto them, I must preach the kingdom of God to other cities also: for therefore am I sent.

Therefore

General references

Bible References

I must

Mark 1:14
After John had been committed to prison, Jesus went to Galilee, proclaiming the Good News of God--
John 9:4
We must do the work of him who sent me, while it is day; night is coming, when no one can work.
Acts 10:38
The story, I mean, of Jesus of Nazareth, and how God consecrated him his Christ by enduing him with the Holy Spirit and with power; and how he went about doing good and curing all who were under the power of the Devil, because God was with him.
2 Timothy 4:2
Proclaim the Message, be ready in season and out of season, convince, rebuke, encourage, never failing to instruct with forbearance.

Therefore

John 6:38
For I have come down from Heaven, to do, not my own will, but the will of him who sent me;
John 20:21
Again Jesus said to them: "Peace be with you. As the Father has sent me as his Messenger, so I am sending you."

General references

Matthew 9:35
Jesus went round all the towns and the villages, teaching in their Synagogues, proclaiming the Good News of the Kingdom, and curing every kind of disease and every kind of sickness.