Textual research on the eight characters of Istinghai Geng Yin Xin Si

Come on, boss, what's your last name? Yu Kun or Yu Kun?

Kun Tongkun (sound). From the soil, Shen Sheng. Original meaning: one of the eight diagrams, symbolizing the [earth] Kun, the land is also, and the Yi divination is also. -"Shuo Wen" Kun, Tu Ye. -"Zuo Zhuan Zhuang Gong Twenty-two Years" Kun also, the land is also. -"Yi Shuo Gua" Mountains and rivers are the spirit of Kun. -"Song Le Shu Zhi"

Very atmospheric feeling, but also on the eight characters and five elements! ! !