The devas as well as the asuras decided to get Amṛta (Ambrosia—the celestial honey of immortalily) by churning the sea of milk. The Devas went to convey Mandara-mountain, to be used since the churning rod. Their attempt was futile. The asuras manufactured a demo with the exact end result. https://felixerdoz.ltfblog.com/28296686/5-tips-about-23naga-you-can-use-today