Anandakanda 1.9.160

1.9.160

trisaptadhā samadhvājyaṃ māṣamātraṃ pibedanu /
gavyaṃ kṣīrapalaṃ peyaṃ vṛddhirguñjāṣṭakāvadhiḥ //

twenty-one times; one should drink [or ingest] the measure of a māṣa with honey and ghee; / afterwards one pala of cow's milk is to be drunk; the increase has a limit of eight guñjās.