Different Upanishads 26.2

Different Upaniṣads 26.2

oṃ śīkṣāṃ vyākhyāsyāmaḥ | varṇaḥ svaraḥ mātrā balaṃ
sāma santānaḥ ityuktaḥ śīkṣādhyāyaḥ