What happened to master Guan's sharpening the knife on the 13th day of the fifth lunar month?

On the 13th day of the fifth lunar month, Master Guan sharpened his knife:

According to folklore, after Guan Yunchang was killed, the Jade Emperor regarded him as a loyal minister and put him in charge of natural disasters. When Guan arrived, in order to alleviate the sufferings of the people, it rained in time and year after year, and the people were all grateful to Guan Yu. This caused the monster's jealousy.

One year is the spring sowing season. Guan Ye was on a business trip and ordered Zhou Cang to deal with the storm. Time is up. The monster not only stopped raining, but also swallowed all the rivers. The crops in the field could not stand the drought and withered, and the people came to Kannonji to take shelter from the rain.

Guan Ye was very angry when he came back. /kloc-in may of 0/3, he grinded the dragon crescent moon knife, cut off demons and eliminate evils, and killed the people. It is easy to rain in the rainy season in May 13 of the lunar calendar. Some legends say that God grinds a knife with water. Others say that evil spirits shed painful tears.

Extended data:

May 13 of the lunar calendar every year, usually in the summer solstice or around the summer, it rains in normal years and does not rain in abnormal years. If it rains today, it is Guan Gong sharpening his knife.

The water used to sharpen the knife fell from a worse door. Rain is a good sign. The heavier the rain, the better. It indicates that the scenery of that year will be calm, peaceful and peaceful.

Guan Guan worship is very common in China. Since the Song Dynasty, officials from all over the country have the right to supervise local people to build temples parallel to the Confucius Temple.

Throughout the ages, incense has flourished in front of Guandi Temple. People come and go in an endless stream. The famous Guan Yu is attached to various gods and has various functions. This is a cultural phenomenon of folk belief that is of great interest to folk scholars all over the world.

Baidu Encyclopedia-Guan Ye sharpening his knife