In the story of Kayin and Hevel we come to hear to what jealousy and envy can lead.
It is not about a Devil’s Delusion but about man's delusion and human escape from his own responsible choices.
For centuries humanity has wondered how the world came into existence and how and why it is that there is so much suffering in this world. Many sought the cause of beings or gods existing outside of humanity while the Torah focuses on just one God Who would be the Cause of everything.
The world shall have to recognise that there is a Source of beginning and life, or a divine Cause for everything. The divine Source is the only One Who can create out of nothing whilst man has always to use something which is already existing to come to a new creation.
A man and a woman created for each other, accountable to their Creator, in whose image they are made creative beings.
In the second and third chapter of the Bereshith (the book of the beginning) we find that God, Who had made man in His image, brought a helper for the ish or man so that they could live together in a bond of union, related to the other living beings and to the Most High Elohim, in a state we now call marriage.