Different Upanishads 26.3

Different Upaniṣads 26.3

tṛtīyāvayavamāha—
athādhividyam | ācāryaḥ pūrvarūpam | antevāsyuttararūpam
vidyā sandhiḥ | pravacana oṃsandhānam | ityadhividyam