Shiva Purana
तस्य पुत्रस्तथा ह्यासीत्स्मृतो नाम्ना सुदर्शनः ॥ तस्य भार्या दुकूला च नाम्ना दुष्टकुलोद्भवा ॥ २१ ॥
His son was known as Sudarśana whose wife was Dukūlā. She was born of a defiled family.
english translation
tasya putrastathA hyAsItsmRto nAmnA sudarzanaH ॥ tasya bhAryA dukUlA ca nAmnA duSTakulodbhavA ॥ 21 ॥
hk transliteration by Sanscript