"They are all guests of the underworld" is a sentence in "Three Mourning Poems (Part 3)" written by the Southern Song Dynasty poet Xin Qiji. The full poem is as follows:
A strong heart hates evil. Angry around the steps.
In addition, Xin Qiji is also known as the "Dragon of Ci", and the bold style of Ci he created is deeply rooted in the hearts of the people.
The above information is for reference only and does not serve as guidance. Please pay attention to your physical condition at all times. If you feel any discomfort, it is recommended that you seek professional help in time.