The Compendium of Bheḷa 2.3.14

2.3.14

purā jātāni lomāni tasmād gulmaparigrahāt | cyavante na ca jāyante yāvadvyādhirna śāmyati ||

hairs previously grown fall out from that affliction of gulma, / and they do not grow back as long as the disease is not pacified;