Anyone has a link to the novel version? And what chap does chapter 48 of webtoon in novel ...

https://lilyonthevalley.com/story/rgs/

Here

But you might want to start reading a couple chapters from the part where Abel came out of the tent bc the novel is written a bit differently on some parts compared to the manhwa.

You can start reading at Vol 3 Part 3 or 4