Is “Broke the Eight Formation Diagram and was persuaded by a divine dream to stop killing” true?
novel invention
No dream records exist in official histories like the Records of the Three Kingdoms, Wei Shu, Biography of Zhong Hui. In the novel, Zhong Hui visits Zhuge Liang's temple and is admonished in a dream to cease slaughter, which is a literary embellishment to depict heavenly mandate.
Zhong Hui
A Wei general who, in official history, was known for his sharp reasoning and later secretly plotted rebellion after the conquest of Shu.