KaṭhUp, 1, 21.1 devair atrāpi vicikitsitaṃ purā na hi sujñeyam aṇur eṣa dharmaḥ /

KaṭhUp, 1, 22.1 devair atrāpi vicikitsitaṃ kila tvaṃ ca mṛtyo yan na sujñeyam āttha /

KaṭhUp, 2, 8.2 ananyaprokte gatir atra nāsty aṇīyān hy atarkyam aṇupramāṇāt //

KaṭhUp, 4, 3.2 etenaiva vijānāti kim atra pariśiṣyate /

KaṭhUp, 5, 4.2 dehād vimucyamānasya kim atra pariśiṣyate /

KaṭhUp, 6, 14.2 atha martyo 'mṛto bhavaty atra brahma samaśnute //