'Holy Spirit' in the Bible

Now the birth of Jesus Christ was thus: His mother, Mary, that is, having been betrothed to Joseph, before they came together, she was found to be with child of the Holy Spirit.

but while he pondered on these things, behold, an angel of the Lord appeared to him in a dream, saying, Joseph, son of David, fear not to take to thee Mary, thy wife, for that which is begotten in her is of the Holy Spirit.

I indeed baptise you with water to repentance, but he that comes after me is mightier than I, whose sandals I am not fit to bear; he shall baptise you with the Holy Spirit and fire;

And whosoever shall have spoken a word against the Son of man, it shall be forgiven him; but whosoever shall speak against the Holy Spirit, it shall not be forgiven him, neither in this age nor in the coming one.

Go therefore and make disciples of all the nations, baptising them to the name of the Father, and of the Son, and of the Holy Spirit;