A lot vs. Alot: 9 Grammatical Pitfalls
In the belief of many Christians, one of the three persons in the one God, along with the Father and the Son (Jesus is the Son); the Holy Spirit is also called the Holy Ghost. Jesus promised the Apostles that he would send the Holy Spirit after his Crucifixion and Resurrection. The Spirit came to the disciples of Jesus on Pentecost.
See HOLY GHOST.