व्यासशिष्योत्पत्तिवर्णन (Origins/Enumeration of Vyāsa’s Disciplic Succession) — Chapter on Vedic Transmission Lineages
ध्रुवमेकाक्षरमिदमोमित्येव व्यवस्थितम् / बृहत्वाद्बृंहणाच्चैव तद्ब्रह्मेत्यभिधीयते
dhruvamekākṣaramidamomityeva vyavasthitam / bṛhatvādbṛṃhaṇāccaiva tadbrahmetyabhidhīyate
This steadfast single syllable is established as “Om”. By its vastness and its power to expand, it is called Brahman.