It's hard to say. You might need to do some research or look for reviews and comments from people who are familiar with it to find out if it's based on a novel.
I'm not entirely sure as I haven't read 'aatish e ishq novel'. But often novels with 'ishq' (which means love in some languages) in the title might have love as a main theme. It could be about different forms of love like passionate love, unrequited love, or love in the face of difficulties.
Love is likely a main theme. The 'ishq' in the title often refers to love in Urdu literature. Another theme could be the wandering or 'awara' nature, which might represent a character's journey in search of something, perhaps love or self - discovery.
I haven't read the 'ishq di baazi full novel' so I can't be sure. But often novels with 'ishq' (which means love in some languages) in the title may have love as a central theme. It could be about different forms of love, like romantic love, love between family members, or love for a cause.
I'm not sure exactly what the ending of 'ishq mein marjawan' is as I haven't watched it fully. But generally, in such shows, it could end with the main couple getting married and living happily ever after. Maybe they overcome all the obstacles like family differences or some villain's plots.
Searching for reviews of 'aatish e ishq novel' can be a bit of a hunt. You could also look at local library websites or book clubs. They might have members who have read it and can offer insights on things like the cultural context within the novel, the relationships between the characters, and how well the author has crafted the story. It's also possible that the novel has a niche following, so exploring those specialized reading communities could be fruitful.