Shiva Purana
एष एव परो देवो विश्वकर्मा महेश्वरः ॥ हृदये संनिविष्टं तं ज्ञात्वैवामृतमश्नुते ॥ ३८ ॥
He alone is the great god Śivā, the creator of the universe. Only on realising him one attains immortality.
english translation
eSa eva paro devo vizvakarmA mahezvaraH ॥ hRdaye saMniviSTaM taM jJAtvaivAmRtamaznute ॥ 38 ॥
hk transliteration by Sanscript