For a Moment Jesus discloses his divine Glory, confirming Peter's Confession. He also Reveals that he will have to go by the way of the Cross at Jerusalem in order to "Enter into his glory". 295 Moses and Elijah had seen God's glory on the Mountain; the Law and the Prophets had announced the Messiah's sufferings. 296 Christ's Passion is the will of the Father: the Son Acts as God's servant; 297 The cloud indicates the Presence of the Holy Spirit. "The whole Trinity appeared: the Father in the voice; the Son in the man; the Spirit in the shining cloud." 298