I offer my respectful obeisances unto the Supreme Personality of Godhead, the self-effulgent Supersoul, who is the witness in everyone’s heart, who enlightens the individual soul and who cannot be reached by exercises of the mind, words or consciousness.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
नम आत्मप्रदीपाय साक्षिणे परमात्मने । नमो गिरां विदूराय मनसश्चेतसामपि
nama ātmapradīpāya sākṣiṇe paramātmane | namo girāṃ vidūrāya manasaścetasāmapi
SB 8.3.10