מִשְׁפַּ֤חַת בֵּית־לֵוִי֙ לְבָ֔ד וּנְשֵׁיהֶ֖ם לְבָ֑ד מִשְׁפַּ֤חַת הַשִּׁמְעִי֙ לְבָ֔ד וּנְשֵׁיהֶ֖ם לְבָֽד׃
ang angkan ng sambahayan ni Levi nang hiwalay, at ang kanilang mga asawa nang hiwalay; ang angkan ni Simei nang hiwalay, at ang kanilang mga asawa nang hiwalay;
Rashi
the family of the Shimeites Shammua the son of David. Scripture first makes a generality about the house of David, and then it specifies each one.