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.
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.