What is the name of this book?

Hello Everyone can someone tell me the book

That is the Book of Shadows by Sandgroan.
maybe you sh ould ask her or him.

How do I buy it

You should contact the person who made it. You found it on Deviantart, you know the name of the user.

You obviously like it, why don’t you tell this to the creator?

I did not know that It was on devianart

I’m sorry. I thought you had made the screenshots. But it says so on there.
the user (creator) is Sandgroan and the website is Deviantart.