Shiva Purana

siva.sh/siva-purana/saturda-samhita/19/67

हंसडिम्भौ नृपौ कौचित्सावमानकरौ खलौ ।। दत्त्वा निदेशं च हरेर्नाशयामास स प्रभुः ।। ६७ ।।

sanskrit

That holy sage gave directive to Viṣṇu and destroyed two wicked kings who had insulted him in the form of two young ones of swans.

english translation

haMsaDimbhau nRpau kaucitsAvamAnakarau khalau || dattvA nidezaM ca harernAzayAmAsa sa prabhuH || 67 ||

hk transliteration by Sanscript