Anandakanda 1.4.367

1.4.367

evaṃ grāsakrameṇaiva jārayedgaganādikam /
catuḥṣaṣṭitamāṃśādi catuḥṣaṣṭiguṇāvadhi //

In this manner, by the gradual order of swallows, one should cause mica and the like to be digested,
beginning from a sixty-fourth part up to the limit of sixty-four times [the weight].