Reference for Numbers 3:19

וּבְנֵ֥י קְהָ֖ת לְמִשְׁפְּחֹתָ֑ם עַמְרָ֣ם וְיִצְהָ֔ר חֶבְר֖וֹן וְעֻזִּיאֵֽל׃

And the sons of Kohath by their families: Amram and Izhar, Hebron and Uzziel.