וּבְנֵ֣י קֹ֔רַח אַסִּ֥יר וְאֶלְקָנָ֖ה וַאֲבִיאָסָ֑ף אֵ֖לֶּה מִשְׁפְּחֹ֥ת הַקָּרְחִֽי׃
And the sons of Korah: Assir, and Elkanah, and Abiasaph; these are the families of the Korahites.
Targum Jonathan on Exodus
And the sons of Korah, Assir, and Elkanah, and Abiasaph: these are the race of Korah.