To him who has approached duly, whose mind is calm, who has attained peace, that wise one should truthfully teach that knowledge of Brahman by which one knows the imperishable Person, the truth.
तस्मै स विद्वानुपसन्नाय सम्यक् प्रशान्तचित्ताय शमान्विताय । येनाक्षरं पुरुषं वेद सत्यं प्रोवाच तां तत्त्वतो ब्रह्मविद्याम् ॥ १३॥