Ramayana
शीघ्रगस्त्वग्निवर्णस्य शीघ्रगस्य मरुः सुतः । मरोः प्रशुश्रुकस्त्वासीदंबरीषः प्रशुश्रुकात् ॥ १-७०-४१
And Shiigraga was the son of Agnivarna and Shiighraga's son was Maru and from Maru it was Prashushruka and Ambariisha was the son of Prashushruka . ॥ 1-70-41॥
english translation
zIghragastvagnivarNasya zIghragasya maruH sutaH । maroH prazuzrukastvAsIdaMbarISaH prazuzrukAt ॥ 1-70-41
hk transliteration by Sanscript