Actually, the Second Person of the Trinity is eternal.
The person, both human and divine, that is Jesus did not exist until His conception, when the divine united with the human in the womb of Mary.
Before then, there was no Jesus.
“And how has it happened, that the mother of my Lord, should come to me?”
Elizabeth knew.
You have hopelessly confused yourself.
JHVH made flesh is Yeshua (AKA Jesus).
Adding your pagan psuedo-godess under the guise of Mary has led you away from knowing the savior.
God has no mother.