The Westminster Larger Catechism

Q.9. How many persons are in the one God?

A. Three persons are in the one God: the Father, the Son, and the Holy Spirit. Although they are differentiated by their own individual, personal qualities, these three are one true, eternal God, the same in substance and equal in power and glory.[1]

1 1 John 5:7 dummy text
Matthew 3:16-17 dummy text
Matthew 28:19 dummy text
2 Corinthians 13:14 dummy text
John 10:30 dummy text