Shiva Purana
एवमुक्त्वा मुनिर्मंत्री कवचं नेत्रमस्तके ॥ विन्यसेद्देवदेवेशि सावधानेन चेतसा ॥ ६८ ॥
O Goddess, the sage practising the mantra shall make the Nyāsa of the Kavaca in the eyes and the forehead with an attentive mind.
english translation
evamuktvA munirmaMtrI kavacaM netramastake ॥ vinyaseddevadevezi sAvadhAnena cetasA ॥ 68 ॥
hk transliteration by Sanscript