References

RRÅ, R.kh., 4, 52.2
  sevanātsarvarogaghnaṃ rucyaṃ gurukaṣāyakam //Context
RRÅ, R.kh., 5, 15.2
  pāṇḍutāpagurutvaṃ ca tasmācchuddhaṃ tu kārayet //Context
RRÅ, R.kh., 8, 30.2
  suvarṇaṃ ca bhavecchītaṃ tiktaṃ snigdhaṃ himaṃ guru //Context