Facts about Holy Spirit

Is the Spirit of holiness:

Romans 1:4 

And who through the Spirit of holiness was declared with power to be the Son of God by his resurrection from the dead: Jesus Christ our Lord.

Bears witness of son ship:

Romans 8:16 

The Spirit himself testifies with our spirit that we are God's children.

Speaks to men:

Romans 8:29 

For those God foreknew he also predestined to be conformed to the likeness of his Son, 

that he might be the firstborn among many brothers.

Acts 10:19 

While Peter was still thinking about the vision, the Spirit said to him, “Simon, three men are looking for you.

Acts 2:16-21

16 No, this is what was spoken by the prophet Joel:

17 “‘In the last days, God says, I will pour out my Spirit on all people. Your sons and daughters will prophesy, your young men will see visions, your old men will dream dreams.

18 Even on my servants, both men and women, I will pour out my Spirit in those days, and they will prophesy.

19 I will show wonders in the heaven above and signs on the earth below, blood and fire and billows of smoke.

20 The sun will be turned to darkness and the moon to blood before the coming of the great and glorious day of the Lord.

21 And everyone who calls on the name of the Lord will be saved.’

Is the Spirit of holiness:

Romans 1:4 

and who through the Spirit of holiness was declared with power to be the Son of God by his resurrection from the dead: Jesus Christ our Lord.