After Fan Xian was stabbed in Joy of Life, he did not really die. His zhenqi was damaged, and he could no longer use force. Fan Xian then entered the Overwatch Council and used it to expose the Second Prince's rebellious actions. Fan Xian successfully escaped from danger and exposed the Second Prince's plot in the Overwatch Council. There was no mention of Fan Xian's recovery after being stabbed or whether he had rescued Yan Bingyun.

Yes, Fan Xian was stabbed by Yan Bingyun in the novel Joy of Life. However, Fan Xian did not truly die. Fan Xian and Yan Bingyun had discussed this plan beforehand. They wanted Yan Bingyun to stab him so that he would have a chance to escape and gain the Second Prince's trust.
The details of Fan Xian's stabbing were not clearly revealed in the original novel, Joy of Life. According to the explanations and guesses in the search results, Fan Xian had not died. Instead, he had been rescued. Yan Bingyun's goal in stabbing Fan Xian was to gain the Second Prince's trust and protect Fan Xian's life. After Fan Xian was rescued, he and Yan Bingyun continued to work together and shared their plans in Northern Qi. The specific follow-up plot needed to be understood by watching the series or reading the original work.
The aftermath of Fan Xian being stabbed was not clearly revealed in the original novel, Joy of Life. According to the explanation and guesses in the search results, after Fan Xian was stabbed by Yan Bingyun, Yan Bingyun gained the Second Prince's trust and pretended to rely on the Second Prince to become Fan Xian's spy. After Fan Xian was rescued, he and Yan Bingyun discussed a plan. The details of what happened after Fan Xian was stabbed were not clearly revealed.
In Joy of Life, the shadow stabbed Fan Xian. In the stabbing incident, Fan Xian had successfully rescued the Third Prince and assassinated the Qing Emperor. Fan Xian's stab wound posed a threat to his life, but fortunately, he was treated by Fan Ruoruo. Fan Xian's martial arts had completely disappeared after the operation. At present, there were no clues to his recovery. There was no mention of how Fan Xian had recovered or the process of his recovery. Therefore, the specific method and process of Fan Xian's recovery was not mentioned. It was impossible to determine how Fan Xian recovered.
Fan Xian was stabbed by the shadow in the fifteenth chapter of Joy of Life.
The details of Fan Xian's stabbing were not clearly revealed in the original novel, Joy of Life. According to the explanations and guesses in the search results, Fan Xian had not died. Instead, he had been rescued. Yan Bingyun's goal in stabbing Fan Xian was to gain the Second Prince's trust and protect Fan Xian's life. After Fan Xian was rescued, he and Yan Bingyun discussed a plan.
Fan Xian was stabbed in the chest by Yan Bingyun in the TV series Joy of Life and fell to the ground dead. However, according to the plot and the setting of the original work, Fan Xian did not really die. This was a trick that Fan Xian and Yan Bingyun had set up together. The goal was to save Fan Xian in a difficult situation. After Fan Xian was stabbed, he was treated by Ruoruo, who had transformed into a surgeon, and successfully resurrected. This plan was to unravel the Second Prince's plot and make Fan Xian change from being passive to taking the initiative. He would also rescue his kidnapped master Fei Jie, his brother Fan Sizhe, and Teng Zijing's son. Thus, Fan Xian did not really die. Instead, he faked his death to realize his plan.
After Fan Xian was stabbed in Joy of Life, he did not really die. After he was rescued, his zhenqi was damaged and he could no longer use force. Fan Xian then entered the Overwatch Council and used it to expose the Second Prince's rebellious actions. Fan Xian successfully escaped from danger and exposed the Second Prince's plot in the Overwatch Council. There was no mention of Fan Xian's treatment or resurrection after he was stabbed.
The details of Fan Xian's stabbing were not clearly revealed in the original novel, Joy of Life. According to the explanations and guesses in the search results, Fan Xian had not died. Instead, he had been rescued. Yan Bingyun's goal in stabbing Fan Xian was to gain the Second Prince's trust and protect Fan Xian's life. After Fan Xian had been rescued, his and Yan Bingyun's subsequent developments were not clearly revealed.
There were many possible reasons for Fan Xian's assassination. There were some possible explanations. According to document 1 and document 2, Fan Xian had discovered the collusion between the Second Prince and Eldest Princess in Northern Qi, as well as their illegal actions. This might have made Yan Bingyun believe that Fan Xian's actions would pose a threat to the stability and safety of the Qing Kingdom. Thus, Yan Bingyun might have stabbed Fan Xian to maintain the stability and safety of the Qing Kingdom. In addition, document 5 mentioned that the plot of Fan Xian's assassination might have been to create suspense and arouse the audience's speculation, because there was no such plot in the original work. In short, the specific reason for Fan Xian's assassination might be related to his discovery of the collusion between the Second Prince and the Eldest Princess, as well as his concern for the stability of the Qing Kingdom.