Skandapurana 4.30.164

4.30.164

vārāṇasīha varaṇāsi saridvariṣṭhā saṃbhedakhedajananī dyunadī lasacchrīḥ ..

Vārāṇasī here has the Varaṇā and the Asi, best of rivers, generating sorrow at their confluence, and the celestial river endowed with radiant beauty;