What is the relationship between the Monkey King and Niu Wangmo?

Seven brothers became sworn brothers: Jiao Devil, Peng Devil, Lion Camel King, the Monkey King, the Monkey King and Niu.

Ping Tian Tian San Niu Wang Mo

Fuhai Sheng Da Jiao Mo

Xiongnu Tian Tian Peng Sheng Lich King

Yi shan Sheng Da Shi tuo Wang

The Monkey King, the great sage of ventilation.

King Yu Zhou, a great exorcist.

The Monkey King