'Families' in the Bible

These are the heads of their fathers' houses: the sons of Reuben, the firstborn of Israel: Enoch and Phallu, Hezron and Carmi: these are the families of Reuben.

And the sons of Simeon: Jemuel, And Jamin, And Ohad, And Jachin, And Zohar, And Saul the son of a Canaanitish woman: these are the families of Simeon.

The sons of Gershon: Libni and Shimei, according to their families.

And the sons of Merari: Mahli and Mushi: these are the families of Levi according to their generations.

And the sons of Korah: Assir, and Elkanah, and Abiasaph: these are the families of the Korahites.

And Eleazar Aaron's son took one of the daughters of Putiel as wife; and she bore him Phinehas: these are the heads of the fathers of the Levites according to their families.

And Moses called all the elders of Israel, and said to them, Seize and take yourselves lambs for your families, and kill the passover.