And when they saw him, they were amazed: and his mother said unto him, Son, why have you thus dealt with us? behold, your father and I have sought you sorrowing.
Read Chapter 2
Cyril of Alexandria
AD 444
His mother certainly knew that He was not the child of Joseph, but she so speaks to avoid the suspicions of the Jews. And upon her saying, that "Thy father and I have sought Thee sorrowing," the Saviour answers;