[Pramāṇa](https://indike.org/pramana/) › [Indian literature](https://indike.org/pramana/in) › [Medicine](https://indike.org/pramana/in.med) › [Alchemy and Iatrochemistry](https://indike.org/pramana/in.med.rasa) › [Tantric alchemical scriptures and works of the Rasasiddhas](https://indike.org/pramana/in.med.rasa.siddha) › [Rasarnava](https://indike.org/pramana/in.med.rasa.siddha.rasarnava) › 4.20 # Rasarnava 4.20 Rasārṇava 4.20 - **Language:** Sanskrit ### [4.20](https://indike.org/pramana/in.med.rasa.siddha.rasarnava.4.20) jāraṇe māraṇe caiva rasarājasya rañjane yantramekaṃ paraṃ marma yatrauṣadhyo mahābalam // > In digestion, in calcination, and in coloring the king of mercury, > the apparatus alone is the supreme secret key, wherein plants have great power. > — English (machine translation) (machine translation) - [Previous: 4.19](https://indike.org/pramana/in.med.rasa.siddha.rasarnava.4.19) - [Next: 4.21](https://indike.org/pramana/in.med.rasa.siddha.rasarnava.4.21) - [Up: 4](https://indike.org/pramana/in.med.rasa.siddha.rasarnava.4) ## Translations (1) - [English (machine translation)](https://indike.org/pramana/in.med.rasa.siddha.rasarnava~en-mt.4.20) — English, machine translation --- Source: [https://indike.org/pramana/in.med.rasa.siddha.rasarnava.4.20](https://indike.org/pramana/in.med.rasa.siddha.rasarnava.4.20) · Pramāṇa