TantraS, 11, 9.0 sadgurus tu samastaitacchāstratattvajñānapūrṇaḥ sākṣāt bhagavadbhairavabhaṭṭāraka eva yogino 'pi svabhyastajñānatayaiva mocakatve tatra yogyatvasya saubhāgyalāvaṇyādimattvasyevānupayogāt //