तसै तपो दमः कर्मेति प्रतिष्ठा वेदाः सर्वाङ्गानि सत्यमायतनम् ॥ ८॥

Of the Upanishad, tapas (Concentration of the energies of the mind and the senses), damah (self-restraint), and karma (dedicated work) form the support; the Vedas (Knowledge) are its limbs; and Truth its abode.