Genesis 4:17 "And Cain lay with his wife and she became pregnant and bore a son, Enoch..." whoa whoa whoa! Where did she come from? Where did Cain get his wife?
This may be one of the most famous questions about the Bible and creation.
Below you'll find some resources provided by "Answers in Genesis", a ministry committed to the authenticity and accuracy of the bible, from the very first verse. They also the creators of the Creation Museum just outside Cincinnati OH.
Here is a link to a short booklet with more information on this topic. http://legacy-cdn-assets.answersingenesis.org/assets/pdf/media/radio/cains_wife.pdf