18.75 व्यासप्रसादात् through the grace of Vyasa, श्रुतवान् have heard, एतत् this, गुह्यम् secret, अहम् I, परम् supreme, योगम् Yoga, योगेश्वरात् from the Lord of Yoga, कृष्णात् from Krishna, साक्षात् directly, कथयतः declaring, स्वयम् Himself.Commentary: Through the grace of Vyasa By obtaining the divine eye from him.Yoga This dialogue between Krishna and Arjuna, I have heard it direct from Him. This dialogue is called Yoga because it treats of Yoga and it leads to the attainment of union with the Lord.