Shiva Purana
सदा जनानां हृदये संनिविष्टो ऽपि यः परैः ॥ अलक्ष्यो लक्षयन्विश्वमधितिष्ठति सर्वदा ॥ ९ ॥
Though he has entered and is ever present in the hearts of the people he is invisible to others; he occupies and views at the universe always.
english translation
sadA janAnAM hRdaye saMniviSTo 'pi yaH paraiH ॥ alakSyo lakSayanvizvamadhitiSThati sarvadA ॥ 9 ॥
hk transliteration by Sanscript