According to the spiritual autobiography of Lahiri Mahasaya, he met Mahavatar Babaji in 1861 in a cave in Dunagiri, India. Lahiri Mahasaya was meditating in the cave when he suddenly saw a bright light and felt a divine presence. He then saw Mahavatar Babaji, who initiated him into Kriya Yoga, a powerful technique for spiritual advancement. The meeting between Lahiri Mahasaya and Mahavatar Babaji is considered a significant event in the history of modern yoga and has inspired many spiritual seekers to follow the path of Kriya Yoga.

Mahavatar Babaji is a spiritual figure who is said to have lived in the Himalayas for centuries and is revered by many as a great yogi and saint. According to legend, he is an immortal being who has maintained his physical form for hundreds of years and possesses great spiritual powers.

Mahavatar Babaji is often associated with the practice of Kriya Yoga, a form of meditation and spiritual discipline that is said to have been taught to him by the ancient sage Babaji Nagaraj. Many spiritual teachers, including Paramahansa Yogananda, have spoken of their encounters with Mahavatar Babaji and have attributed their own spiritual awakening to his guidance and teachings.

Despite his legendary status, the true nature and history of Mahavatar Babaji remains shrouded in mystery, and many of the details surrounding his life and teachings are the subject of debate and speculation among spiritual seekers and scholars alike.