'Families' in the Bible

every beast, every creeping thing, and every bird, whatsoever moveth upon the earth, after their families, went forth out of the ark.

Of these were the isles of the nations divided in their lands, every one after his tongue, after their families, in their nations.

and the Arvadite, and the Zemarite, and the Hamathite: and afterward were the families of the Canaanite spread 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 of these were the nations divided in the earth after the flood.

and I will bless them that bless thee, and him that curseth thee will I curse: and in thee shall all the 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 that came of Esau, according to their families, after their places, by their names: chief Timna, chief Alvah, chief Jetheth,

And Joseph nourished his father, and his brethren, and all his father's household, with bread, according to their families.