In the 2nd part of chapter 4 we are given some names of the offspring of Kayin up to the 7th generation descended from Adham.
We find Kayin pleading with God in the hope to receive a less hard punishment or protection so that he would not be killed out of revenge.
“YHWH said to Kayin: Where is Hevel your brother? He said: I do not know. Am I the watcher of my brother? Now he said: What have you done! A sound—your brother’s blood cries out to me from the ground! And now, damned be you from the ground, which opened up its mouth to receive [...]
In the story of Kayin and Hevel we come to hear to what jealousy and envy can lead.
What if the man might take the fruit from the tree of life, would eat that fruit and will live forever?