The Holy Spirit is equal to the Father and the Son. He is present in the world to make men aware of their need for Jesus. He also lives in every Christian from the moment of Salvation. He provides guidance, power for living and understanding of Spiritual truth.
The baptism of the Holy Spirit is for every believer. The Spirit manifest for the purpose of meeting the needs of the people.
The Holy Spirit is part of the Holy Trinity. The Holy Trinity to be God revealing Himself in three Divine Persons, yet perfectly one constituting one God and not three Gods.
Luke 24:49, Acts 1:4-8, Joel 2:28, Acts 2:4, 1 Corinthians 12:1-11, 1 Corinthians 14:26-40 Matthew 28:19, Luke 3:22, John 14:9, 16, John 17:3