Shiva Purana
ततस्स भगवाञ्च्छम्भुर्धृतभिक्षुतनुर्द्रुतम् ॥ पश्यन्त्या विप्रपन्त्यास्तु तत्रैवान्तरधीयत ॥ ६४॥
Even as the brahmin lady stood watching, Śiva who had taken the form of a mendicant vanished there itself.
english translation
tatassa bhagavAJcchambhurdhRtabhikSutanurdrutam ॥ pazyantyA viprapantyAstu tatraivAntaradhIyata ॥ 64॥
hk transliteration by Sanscript