Literature Reference: 汉家遗事今宵见，楚郭明灯几处张。深夜行歌声绝后，紫姑神下月苍苍。——《正月十五日》 熊孺登 Legends of the Han Dynasty are seen tonight, lanterns are lit in several places in Chu. After the midnight singing fades, the goddess Zigu descends under the pale moonlight. Source from 'The Fifteenth Day of the First Month' by Xiong Rüdeng.
紫: Represents a person of authority and prestige.
姑:
Meaning: Zigu is a goddess in ancient Chinese legend, symbolizing mystery and peace, signifying nobility and tranquility.