Internet Archive: Shabar Mantra
Legend states that Lord Shiva created these mantras to help humanity during the Kali Yuga , an age of spiritual decline, as a simpler "safety net" compared to complex Vedic practices.
These mantras are known as Swayam Siddha (self-perfected), meaning they often work without the extensive "purashcharana" (preparatory rituals) required for Sanskrit mantras. shabar mantra internet archive
Shabar mantras are believed to have been revealed by and propagated by the great yogi Guru Gorakhnath and the Navnath Siddhas. Legend states that Lord Shiva created these mantras