Kayin of Cain is more concerned what would happen to him after he did that terrible act (of killing his brother). God, instead of making an end to Cain's life straight ahead, left Cain alive as an even more poignant sign of sin.
In ancient times people couldn’t just open the Torah and find particular chapters or verses in the Bible. In the past, but also still know, people just quoted it and hoped that their listeners knew its origin. They might have told them which book of the Bible you were talking about, but that was as much as they could do. Daniel Bomberg, a Flemish Christian printer printed a complete edition of the Babylonian Talmud and used the layout that is now familiar.
Looking at traditional general rendering and some older Jewish rendering of the possible mistranslation of the first verses of the Book of Genesis and foundation concept of religious thinking. Of course, in our age, this subject is commonly tied up with scientific cosmogony, of how things did in fact originate, and here the questions cease to be religious since, first, very few believers are qualified to have an opinion on the latest scientific ideas of how the universe and life on earth began, and, secondly, no one can be sure that scientific conclusions will not change in the future.