Matsya Purana 187.8

187.8

ṛṣaya ūcuḥ.
ativīryyo mahāghoro dānavo baladarpitaḥ.
bāṇo nāmeti vikhyāto yasya vai tripuraṃ puram .. 187.7

Ṛiṣis said-"O Mahâdeva! the most illustrious and valiant demon Vâṇâsura is the owner of Tripura which moves about in the firmament. We have come to seek your protection, being afraid of him You are our salvation, pray, therefore, rescue us from the oppressions of that demon Deva! be pleased to do what may be good to the Devas, the Gandharvas and the Ṛiṣis, etc-7-10