Some fifteen hundred years in the history of man are covered in these four chapters of Genesis. The history in these four chapters goes from the first family to the flood. The main headlines of this fifteen hundred years are about Cain the murderer, the cemetery of man, and the calamity of the flood. Genesis 4—Cain. •Cruelty of Cain: Cain murdered his brother Abel. The cause of the cruelty (unbelief); the cognizance of the cruelty (came from Abel’s blood crying from the ground);