'Kingdom of God' in the Bible

But seek first the kingdom of God and His righteousness; and all these things shall be added to you.

But if I cast out demons by the Spirit of God, then the kingdom of God has come to you.

And again I say to you, It is easier for a camel to go through the eye of a needle than for a rich man to enter into the kingdom of God.

Which of the two did the will of his father? They said to Him, The first. Jesus said to them, Truly I say to you that the tax-collectors and the harlots go into the kingdom of God before you.

Therefore I say to you, The kingdom of God shall be taken from you and given to a nation bringing out its fruits.