PRAŚNA UPANISHAD · 6.7
तान् होवाचैतावदेवाहमेतत् परं ब्रह्म वेद । नातः
परमस्तीति ॥ ६.७॥
tān hovācaitāvadevāhametat paraṃ brahma veda । nātaḥ
paramastīti ॥ 6.7॥
And Pippalada said to them: “Thus far do I know the Most High God; than He there is none Higher.”
Sri Aurobindo · CWSA 18, p. 191