'O God' in the Bible

who were born, not of blood [natural conception], nor of the will of the flesh [physical impulse], nor of the will of man [that of a natural father], but of God [that is, a divine and supernatural birth—they are born of God—spiritually transformed, renewed, sanctified].

Whoever is of God and belongs to Him hears [the truth of] God’s words; for this reason you do not hear them: because you are not of God and you are not in fellowship with Him.”

that Jesus, knowing that the Father had put everything into His hands, and that He had come from God and was [now] returning to God,

They will put you out of the synagogues and make you outcasts. And a time is coming when whoever kills you will think that he is offering service to God.