Zhu Xian 2 Why does Wang Zongjing hate Zhang Xiaofan?

Zhu Xian 2 Wang Zongjing hated Zhang Xiaofan because Zhang Xiaofan fell into the devil's way. In the novel Zhu Xian 2, Wang Zongjing attacks Zhu Xian from a lonely little white. Zhang Xiaofan, Wang Zongjing's master, has always adhered to the right path and entered the immortal door of the right path together with Wang Zongjing's agreement. Later, Zhang Xiaofan was bewitched by the magic religion, lost his mind, fell into the magic way, and was resented by Wang Zongjing.