Your friend saw this resource on bethinking.org and thought you should see it:
"What's Wrong with Sex Before Marriage?"
This article suggests that the question of sex before marriage can raise far wider issues than might at first appear.
See the full resource online by visiting bethinking.org:
https://www.bethinking.org/morality/whats-wrong-with-sex-before-marriage
---
bethinking.org is a collection of resources which aims to make sense of the big questions of life about God, Jesus and Christianity.