"Also called Last Adam or Adam Christology. A Pauline concept"
https://biblia.com/factbook/Second-Adam
"In 1 Corinthians the author compares the first adam to the second adam. The first, he says, was born from the dust, but the last came from heaven. The last adam is called, "a life-giving spirit.""
http://www.gospel.com/bookmarks/Second-Adam-Bible-1-Corinthians-15-45-47/8760/
"Instead, after three generations it will come to be known and free them from the bondage of the authorities’ error.”
Then I said, “Sir, how much longer?” He said to me, “Until the moment when the true human, within a modeled form, reveals the existence of the spirit of truth that the father has sent"
http://www.gnosis.org/naghamm/Hypostas-Barnstone.html
"A voice called from the exalted heavenly realm,
The human exists
and the human child.
The first ruler, Yaldabaoth, heard the voice and thought it had come from his mother. He did not realize its source."
http://www.gnosis.org/naghamm/apocjn-meyer.html
"The Bible presents Adam as the first man, and gives the Lord Jesus Christ the curious title of ‘the last Adam’ (1 Corinthians 15:45)."
https://creation.com/first-adamlast-adam