The Empire Writes Back with a Vengeance " is a seminal article written by Salman Rushdie

Since this is an essay rather than a full-length novel, you will likely find it collected in Rushdie’s non-fiction anthologies.

A search for that exact keyword usually leads to one of several texts:

This is the book that changed everything. The Satanic Verses portrayed a fictionalized Prophet Muhammad and questioned the very nature of revelation. For many Muslims, this was not “writing back”—it was blasphemy.