Om Krishnaya Vasudevaya Haraye Paramatmane mantra (कृष्णाय वासुदेवाय हरये परमात्मने) is the siddh mantra of Bhagavata purana (भागवत पुराण ). Its culled from Bhagavata Purana Canto 10, chapter 73, verse 16.

ॐ कृष्णाय वासुदेवाय हरये परमात्मने मंत्र भागवत पुराण का सिद्ध मंत्र है। इसे भागवत पुराण सर्ग 10, अध्याय 73, श्लोक 16 से लिया गया है।

Sawan Shivratri, observed on the 'Chaturdashi tithi' of Krishna Paksha in the Sawan month, typically falls during the monsoon season in July or August. According to Sanatan Dharam, fasting and offering prayers on this auspicious occasion bring blessings from Lord Mahadev.

Sawan Shivratri Importance

The sacred month of Sawan, dedicated to Lord Shiva, holds great significance for Hindus, especially devotees of Lord Shiva. It is a period marked by spiritual devotion, fasting, and joyous celebrations.

Reciting most powerful Vishnu mantras can bring immense power, success, and protection. In Hinduism, Lord Vishnu is revered as the guardian of the cosmos, often referred to as Shri Hari Vishnu. 

According to devotees, whenever the world faces a threat, Lord Vishnu incarnates to protect it and defeat malevolent forces. He manifests in various physical forms, known as avatars, to combat evil.