Anandakanda 1.9.53

1.9.53

<svarṇarasāyanam>
pūrvavadbhasmayetsvarṇaṃ daśamūlakaṣāyataḥ /
ekaviṃśativāraṃ taṃ mardayedbhāvayetpriye //

<Gold Rejuvenation>
One should reduce gold to ash as before; with a decoction of daśamūla,
one should grind and macerate it twenty-one times, O beloved!