According to Acts 13:2 it was Barnabas.
Paul refers to the Holy Ghost five times in Romans (KJV).
They receive the Holy Ghost.
He assured them that he would send a helper to them, after he has gone, the helper is the holy ghost.
Because if the Lord did not resurrected then there won't be Holy Ghost. The Lord must risen from death to go to heaven in order for the Holy spirit to come. Because there is Only One God (Deutronomy 6:4) and this God he is the Creator and He manifested in the Flesh to be a son and He is the Holy Ghost. He play three roles. That the reason why he told his followers that He must go to heaven and He will send a helper which is the Holy Ghost. The Holy Spirit won't come if He did not go to heaven.
There is no difference. It is the same thing. The Holy Spirit and the Holy Ghost are the same thing, you can call it one or the other. The Holy Ghost is the ONLY ghost there are no such things as ghosts besides the Holy Ghost
Acts 19:2: He said unto them, Have ye received the Holy Ghost since ye believed? And they said unto him, We have not so much as heard whether there be any Holy Ghost.
The biblical meaning of "Holy Ghost" is "Holy Spirit". The word is seen in The Bible, where the Holy Ghost is replaced by Holy Spirit insinuating the spirit of God.
Being filled with the Holy Ghost is real.
Holy Ghost People was created in 1967.
Holy Ghost Building was created in 2008.
A Temple of the Holy Ghost was created in 1954.
Holy Ghost Fathers was created in 1703.