Who is the Holy Spirit? So far in this study of The Apostles’ Creed, we’ve stated that we believe in ONE GOD, and we believe in God’s ONLY SON, Jesus Christ. We also believe in the HOLY SPIRIT. There is one Father, one Son and one Spirit … Father, Son and Spirit, all in one. Each member of this trinity is co-equal, co-powerful and co-eternal in being. Within the Godhead there was unity,...