Brihadyogatarangini 62.61

Bṛhadyogataraṅgiṇī 62.61

aśuddhatvamāhaaśuddhaṃ mākṣikaṃ kuryādāndhyaṃ kuṣṭhaṃ kṣayaṃ kṛmīn
śodhanīyaṃ prayatnena tasmātkanakamākṣikam