'Families' in the Bible

From these came the distribution of the isles of the nations, according to their lands, every one after his tongue, after their families, in their nations.

and the Arvadite, and the Zemarite, and the Hamathite. And afterwards the families of the Canaanites spread themselves abroad.

These are the sons of Ham, after their families, after their tongues, in their lands, in their nations.

These are the sons of Shem, after their families, after their tongues, in their lands, after their nations.

These are the families of the sons of Noah, after their generations, in their nations. And from these came the distribution of the nations on the earth after the flood.

And I will bless them that bless thee, and curse him that curseth thee; and in thee shall all families of the earth be blessed.

And thy seed shall be as the dust of the earth, and thou shalt spread abroad to the west, and to the east, and to the north, and to the south; and in thee and in thy seed shall all the families of the earth be blessed.

And these are the names of the chiefs of Esau, according to their families, after their places, with their names: chief Timna, chief Alvah, chief Jetheth,