Anandakanda 2.5.40

2.5.40

śatāvarīvidāryośca mūlaṃ tattriphalāmbhasi /
saṃpeṣya pūrvavatsthālyāṃ pācyaṃ peṣyaṃ tridhā puṭaiḥ //

and the root of śatāvarī and vidārī—grinding these in triphalā water, / it should be cooked in a pot as before and ground, [subjected to] three roastings.