Shiva Purana
मन्त्रन्यासादिकां चापि कृत्वा स्वस्यां तनौ यथा ॥ अस्यां मूर्तौ मूर्तिमंतं शिवं सदसतः परम् ॥ १९ ॥
She also chanted mantras and other rituals, just as she did in her own body. In this idol Lord Shiva is embodied beyond all causes and effects.
english translation
mantranyAsAdikAM cApi kRtvA svasyAM tanau yathA ॥ asyAM mUrtau mUrtimaMtaM zivaM sadasataH param ॥ 19 ॥
hk transliteration by Sanscript