Shiva Purana
स्वायंभुवादयस्सप्त सप्त सावर्णिकादयः ॥ तेषु वैवस्वतो नाम सप्तमो वर्तते मनुः ॥ ८ ॥
Among the Manus, Svāyambhuva and others constitute the first seven Manus, Sāvarṇika and others constitute the next seven. Among them Vaivasvata Manu is the seventh.
english translation
svAyaMbhuvAdayassapta sapta sAvarNikAdayaH ॥ teSu vaivasvato nAma saptamo vartate manuH ॥ 8 ॥
hk transliteration by Sanscript