The Compendium of Caraka 7.3.15

7.3.15

kaṣāyaiḥ &kovidārādyairmātrāśca phalavat smṛtāḥ/
bilvamūlakaṣāyeṇa tumbībījāñjaliṃ pacet//

decoctions—the kovidāra and other [decoctions]; and the doses are considered like [those of] madana.
One should cook an añjali of tumbī seeds with a decoction of bilva root;