Kaṭha Upaniṣad 1.2.30-2.p57

Kaṭhaprakāśikā (Raṅgarāmānuja) 1.2.30-2.p57

3.yāvatīḥ - yāvatī as atra prathamayoḥ pūrvasavarṇaḥ ityasya dīrghājjasi ca ityanena niṣiddhattve'pi, pravṛttiḥ chāndasatvādityarthaḥ | 1.uktam - ka.