This is a very common question, especially from those who try to disprove The Bible. The common answer is that Adam and Eve had more offspring than Cain, Abel, and Seth; Genesis 4 tells of them having "other sons and daughters." Since God had not barred incest at that time (presumably because they were genetically pure enough to avoid the problems involved), most Biblical scholars agree that Cain and Seth married their sisters. (This practice extended even past the Flood; Abraham and Sarah were distant relatives.)
In the biblical story of Cain and Abel, Abel was killed by his brother Cain.
Cain and Abel were the sons of Adam and Eve. Cain killed his brother Abel out of jealousy and anger.
In the biblical story of the brothers, Cain killed Abel.
The cast of Abel and Cain - 2013 includes: Alex Bone as Abel, Cain, and Abel-Cain Tara Cioletti as Rachael, Lilith, and Rachael-Lilith
In the Bible, Cain killed his brother Abel.
According to the Bible, Cain killed Abel because he was jealous that Abel's sacrifice was accepted by God, while Cain's was rejected. "And Cain talked with Abel his brother: and it came to pass, when they were in the field, that Cain rose up against Abel his brother, and slew him." - Genesis 4:8
Cain was the first born of Cain and Abel. Gen 4:1-2
Abel was killed by Cain, not the other way around. According to the Bible, Cain killed Abel by striking him with a rock or some other object, resulting in Abel's death.
Yes they got separated when Cain killed Abel.
Adam is the father of Cain and Abel according to the Bible.
Abel was Cain's little brother. Cain killed Abel because he was jealous of Abel. You can find this incident in Genesis chapter 4.
the story, or history of Cain and Abel is in Genesis Chapter 4.