Scripture About Holy spirit and power

And Jesus returned in the power of the Spirit into Galilee: and there went out a fame of him through all the region round about.

But ye shall receive power, after that the Holy Ghost is come upon you: and ye shall be witnesses unto me both in Jerusalem, and in all Judaea, and in Samaria, and unto the uttermost part of the earth.

Now the God of hope fill you with all joy and peace in believing, that ye may abound in hope, through the power of the Holy Ghost.

And my speech and my preaching was not with enticing words of man's wisdom, but in demonstration of the Spirit and of power:

That he would grant you, according to the riches of his glory, to be strengthened with might by his Spirit in the inner man;