Anandakanda 1.1.41

1.1.41

catasro gatayo dṛśyāḥ adṛśyā paṃcamī gatiḥ /
yantrauṣadhādyai roddhavyāścatasro gatayaḥ priye //

Four losses are visible; the fifth loss is invisible. / The four losses are to be checked by apparatuses, medicinal herbs, and so forth, O beloved;