The Devas plus the asuras made a decision to get Amṛta (Ambrosia—the celestial honey of immortalily) by churning the sea of milk. The Devas went to deliver Mandara-mountain, for use as the churning rod. Their attempt was futile. The asuras manufactured a trial with the same outcome. The Bhūtagaṇas (Guards) https://128.199.208.170/