The Holy Bible\n\n The 'Holy Bible' holds the title for the most-read book in the world. According to the Guinness World Records, Research conducted by the British and Foreign Bible Society in 2024 suggests that the total number probably lies between 5 and 7 billion copies. 
According to Writing Beginner, King's biggest-selling book is The Shining.  The novel was published in 1977 and tells the story of Jack Torrance, a struggling writer and recovering alcoholic, who moves to the remote Overlook Hotel with his family to work as the hotel's caretaker.