'Kingdom of God' in the Bible

But seek you first the kingdom of God, and his righteousness; and all these things shall be added unto you.

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

And again I say unto 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 unto him, The first. Jesus said unto them, Verily I say unto you, That the tax collectors and the harlots go into the kingdom of God before you.

Therefore I say unto you, The kingdom of God shall be taken from you, and given to a nation bringing forth the fruits thereof.