What is the source of waking up the dreamer in a word?

Said by: Full text of a Dream of Red Mansions: Nine words advise the lost official to wake up, and one word calls the dreamer to wake up.

Wake up the dreamer in one sentence: wake up the dreamer and stop being confused.

Interpretation of A Dream of Red Mansions: China's first classical Four Great Classical Novels Dream of Red Mansions is a novel written by Cao Xueqin in the Qing Dynasty, also known as The Story of the Stone and Jinyuyuan. This book is divided into two editions: 120 Cheng Ben and 80 Fat Ben.