GOD has a mother?... Then who made humans?..
If one does not acknowledge Mary as Theotokos, he is estranged from God.
St. Gregory of Nazianzus (Epist. 101)
Correction: GOD incarnate has a mother?...
Indeed He does just as Scripture teaches.
"And whence is this to me, that the mother of my Lord should come to me? " Luke 1:43
Luke 1:43 for you. It is God’s Word