SB 12.9.33
tavat sa bhagavan saksad
yogadhiso guha-sayah
antardadha rseh sadyo
yathehanisa-nirmita
Translation:
At that moment the Supreme Personality of Godhead, who is the original master of all mysticism and who is hidden within everyone’s heart, became invisible to the sage, just as the achievements of an incompetent person can suddenly vanish.