Luke 11:20

But, if it is by the hand of God that I drive out demons, then the Kingdom of God must already be upon you.

Matthew 3:2

"Repent, for the Kingdom of Heaven is at hand."

Matthew 12:28

But, if it is by the help of the Spirit of God that I drive out demons, then the Kingdom of God must already be upon you.

Luke 10:9

Cure the sick there, and tell people 'The Kingdom of God is close at hand.

Luke 10:11

'We wipe off the very dust of your town which has clung to Our feet; still, be assured that the Kingdom of God is close at Hand.'

Acts 20:25

And now, I tell you, I know that none of you will ever see my face again--you among whom I have gone about proclaiming the Kingdom.

Acts 28:23-28

They then fixed a day with him, and came to the place where he was staying, in even larger numbers, when Paul proceeded to lay the subject before them. He bore his testimony to the Kingdom of God, and tried to convince them about Jesus, by arguments drawn from the Law of Moses and from the Prophets--speaking from morning till evening.

2 Thessalonians 1:5

These persecutions will vindicate the justice of God's judgment, and will result in your being reckoned worthy of God's Kingdom, for the sake of which you are now afflicted;

Treasury of Scripture Knowledge

Summary

But if I with the finger of God cast out devils, no doubt the kingdom of God is come upon you.

Bible References

The kingdom

Acts 20:25
And now, I tell you, I know that none of you will ever see my face again--you among whom I have gone about proclaiming the Kingdom.
Acts 28:23
They then fixed a day with him, and came to the place where he was staying, in even larger numbers, when Paul proceeded to lay the subject before them. He bore his testimony to the Kingdom of God, and tried to convince them about Jesus, by arguments drawn from the Law of Moses and from the Prophets--speaking from morning till evening.
2 Thessalonians 1:5
These persecutions will vindicate the justice of God's judgment, and will result in your being reckoned worthy of God's Kingdom, for the sake of which you are now afflicted;