Shiva Purana
अथ विज्ञाय गौरीशमागतं वृषरूपतः ॥ प्राह गम्भीरया वाचा नतस्कन्धः कृताञ्जलिः ॥ १४॥
Then on realising that Śiva himself had come in the form of a Bull, Viṣṇu spoke in a shrill voice with drooping shoulders and palms joined in reverence.
english translation
atha vijJAya gaurIzamAgataM vRSarUpataH ॥ prAha gambhIrayA vAcA nataskandhaH kRtAJjaliH ॥ 14॥
hk transliteration by Sanscript