I’ve already explained it: Jesus Christ is God and Mary is His Mother. Jesus referred to Mary as His Mother from His Cross and He also addressed God, the Father, from the same Cross.
What part of the above do you deny?
The part you added... [disclaimer: it's late. Maybe I'm overlooking something.]
"When Jesus saw his mother there, and the disciple whom he loved standing nearby, he said to her, "Woman, here is your son,"