'Heads of the Fathers' in the Bible

Take the sum of the prey that was taken, both of man and of beast, thou, and Eleazar the priest, and the heads of the fathers houses of the congregation;

So Moses gave charge concerning them to Eleazar the priest, and to Joshua the son of Nun, and to the heads of the fathers houses of the tribes of the children of Israel.

And the heads of the fathers houses of the family of the children of Gilead, the son of Machir, the son of Manasseh, of the families of the sons of Joseph, came near, and spake before Moses, and before the princes, the heads of the fathers houses of the children of Israel: