Rasendrapurana 46.83

Rasendrapurāṇa 46.83

tripādopari te vajraṃ catvāriṃśadguṇaṃ bhavet
piṇḍapādādhikaṃ vajraṃ taulyaṃ tadguṇato vrajet
kṣapite dviguṇaṃ maulyaṃ ratnakośe prabhāṣitam