Padmasambhava was a renowned and highly learned tantric saint of Northern India. In the middle of the eight century the Tibetan King Thi – Sron Detsan sent to India inviting the learned guru to come to Tibet.
Aparmita is the name given to Amitabha in his character of bestower of longevity. Aparmita may be turned either a “Crowned Buddha or a Bodhisattva and is therefore richly clad and wears the thirteen ornaments.