Yogacūḍāmaṇi Upaniṣad 69

Yogacūḍāmaṇyupaniṣad 69

kṣayakuṣṭhagudāvartagulmājīrṇapurogamāḥ |
tasya rogāḥ kṣayaṃ yānti mahāmudrāṃ tu yo'bhyaset ||