In The Church of the Living god, The Pillar and Ground of the Truth, Which He Purchased With His Own Blood, Inc.
(I Timothy 3:15), (Acts:20:28) Take heed therefore unto yourselves, and to all the flock, over the which the Holy Ghost hath made you overseers, to feed the church of God, which he hath purchased with his own blood.)
In the Trinity, God the Father, God the Son, and the Holy Ghost.
(Matthew:28:19) Go ye therefore, and teach all nations, baptizing them in the name of the Father, and of the Son, and of the Holy Ghost:), (Jude 20, 21)
In the Holy Ghost, and the evidence is speaking in tongues.
(Acts:2:4And they were all filled with the Holy Ghost, and began to speak with other tongues, as the Spirit gave them utterance.), (Acts:10:45-46  And they of the circumcision which believed were astonished, as many as came with Peter, because that on the Gentiles also was poured out the gift of the Holy Ghost.  For they heard them speak with tongues, and magnify God. Then answered Peter, )
In water baptism, which means to emerge.
(Matthew:3:16And Jesus, when he was baptized, went up straightway out of the water: and, lo, the heavens were opened unto him, and he saw the Spirit of God descending like a dove, and lighting upon him:), (Acts:8:38-39  And he commanded the chariot to stand still: and they went down both into the water, both Philip and the eunuch; and he baptized him.  And when they were come up out of the water, the Spirit of the Lord caught away Philip, that the eunuch saw him no more: and he went on his way rejoicing. )
In the death, burial, resurrection, ascension, and future return of Christ.
(I Corinthians 15:3-4), (I Peter 1:3), (Acts1:9-11  And when he had spoken these things, while they beheld, he was taken up; and a cloud received him out of their sight.  And while they looked steadfastly toward heaven as he went up, behold, two men stood by them in white apparel;  Which also said, Ye men of Galilee, why stand ye gazing up into heaven? this same Jesus, which is taken up from you into heaven, shall so come in like manner as ye have seen him go into heaven. )