'Heads of the Fathers' in the Bible

"Take the sum of the prey that was taken, both of man and of animal, you, and Eleazar the priest, and the heads of the fathers' [houses] of the congregation;

So Moses commanded 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.

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 spoke before Moses, and before the princes, the heads of the fathers' [houses] of the children of Israel: