The devas as well as the asuras chose to get Amṛta (Ambrosia—the celestial honey of immortalily) by churning the sea of milk. The Devas went to provide Mandara-mountain, for use given that the churning rod. Their attempt was futile. The asuras built a demo Using the similar end result. https://troycpbmx.blogs100.com/29146510/what-does-23naga-mean