Panch Parameshthi
पञ्चपरमेष्ठिन् pañca-parameṣṭhinIn Jainism, the five supreme beings worthy of reverence (Arihant, Siddha, Acharya, Upadhyaya, Sadhu), whose initial sounds are contracted to form the syllable Aum.
Where this term appears
- Why is Om chanted at the start and end of prayers and yoga? Journal
For them the syllable is a compression of the Panch Parameshthi , the five supreme beings worthy of reverence: the Arihant, the liberated Siddha, the Acharya, the Upadhyaya, and the Sadhu.