The trinity doctrine as we understood it today was not understood as such in biblical times. It was not understood as such by Paul. It was not understood as such by Peter. It was not understood as such by Jesus Christ. The doctrine of the trinity as we understand it today is an evolved doctrine and did not take its present form until over 300 years after the death of Christ.1Th_5:23 And the very God of peace sanctify you wholly; and I pray God your whole spirit and soul and body be preserved blameless unto the coming of our Lord Jesus Christ.
If there's three of you there's three of Him...