Vaishnava Samhita. Gopinatha Charitam. Vol II Book VI Chp 6 Shloka 17 June 19, 2016 Subhashri Vyas सदाचार्यकटाक्षेण विशुद्धह्रदयो नरः |अपरोक्षं विजानाति कारुण्यं परमात्मनः ||A man purified by the full glance of such a guru, experiences actually the mercy of Lord Krishna.