[Flop7331]

To be fair to Cain/Qabil, he didn't know ambushing Abel/Habil was going to kill him. Nobody had died before.

[cabbageicefruit]

Do you have to have seen a human die to know that a human could die? Surely Cain had seen plenty of animals die. I think you might not be giving Cain enough credit (or maybe too much credit) by assuming he couldn’t have put 2 and 2 together

[tedunangst]

But beasts and man were created in distinct phases, with different rules and instructions.