8 And there are three that bear testimony on earth, the spirit, and the water, and the blood: and these three agree in one.
1 John 5:8 Cross References - Webster
Matthew 26:26-28
26 And as they were eating, Jesus took bread, and blessed it, and broke it, and gave it to the disciples, and said, Take, eat; this is my body.
27 And he took the cup, and gave thanks, and gave it to them, saying, Drink ye all of it;
28 For this is my blood of the new testament, which is shed for many for the remission of sin.
Matthew 28:19
19 Go ye therefore and teach all nations, baptizing them in the name of the Father, and of the Son, and of the Holy Spirit.
Mark 14:56
56 For many bore false testimony against him, but their testimony agreed not together.
John 15:26
26 But when the Comforter is come, whom I will send to you from the Father, even the Spirit of truth, who proceedeth from the Father, he will testify concerning me.
Acts 2:2-4
2 And suddenly there came a sound from heaven, as of a rushing mighty wind, and it filled all the house where they were sitting.
3 And there appeared to them, cloven tongues as of fire, and it sat upon each of them.
4 And they were all filled with the Holy Spirit, and began to speak in other languages, as the Spirit gave them utterance.
Acts 15:15
15 And to this agree the words of the prophets; as it is written,
Romans 8:16
16 The Spirit itself testifieth with our spirit, that we are the children of God:
2 Corinthians 1:22
22 Who hath also sealed us, and given the earnest of the spirit in our hearts.
Hebrews 6:4
4 For it is impossible for those who have been once enlightened, and have tasted the heavenly gift, and have been made partakers of the Holy Spirit.
Hebrews 13:12
12 Wherefore Jesus also, that he might sanctify the people with his own blood, suffered without the gate.
1 Peter 3:21
21 The like figure to which, even baptism, doth also now save us (not the putting away of the filth of the flesh, but the answer of a good conscience towards God,) by the resurrection of Jesus Christ: