A woman who had given birth to a son was ceremonially "unclean". This meant she was unable to enter the temple for worship for seven days or until the circumcision of the child. Then for 33 more days she was not allowed to come into the sanctuary. After 40 days she needed to come to the temple and be purified by offerings prescribed by Jewish law. And so, according to these commands, Mary and...

The doctrine of the Trinity teaches that there is one God who eternally exists as three distinct persons: the Father, the Son (Jesus Christ), and the Holy Spirit. They are co-equal and co-eternal.

The Bible does not name Cain's wife. Based on the Genesis narrative, she must have been a descendant of Adam and Eve (a sister or niece) as they were the first and only human couple on earth at that time. Intermarriage was necessary for humanity to populate the earth.