Ashtangasamgraha 8.68

8.68

nikhanedgoviṣāṇasthāḥ saptarātraṃ mahītale |

tataḥ kṛtvā maṇiṃ hemnā baddhaṃ hastena dhārayet ||

darbhapūrveṇa manthaśca praśasto lājasaktubhiḥ ||

placed inside a cow's horn, one should bury them in the earth for seven nights; / then, having fashioned an amulet bound with gold, one should wear it on the hand. / And a mantha churned with darbha beforehand, using parched grain flours, is recommended;