All the false prophecies I made have come true?

Help!
In order to gain popularity, I made up a prophecy on bhu.
I said, "Evidence of Qin Shihuang's immortal cultivation was discovered on August 8."
Who knew that Qin Shihuang was robbed in Xianyang on August 8!
In order to correct the timeline, I am currently behind the Ying Zhenglong chair...
How can I convince him that I can give him immortality?
Wait online, hurry!