Truth is the Vedas and their branches. Truth is knowledge. Truth is the Ordinance. Truth is the observance of vows and fasts. Truth is the Prime Syllable OM.
सत्यं वेदास्तथाङ्गानि सत्यं विद्यास्तथा विधिः। व्रतचर्या तथा सत्यमोङ्कारः सत्यमेव च॥