'Heads' in the Bible

These are the heads of their fathers' households: The sons of Reuben, the firstborn son of Israel, were Hanoch and Pallu, Hezron and Carmi. These were the clans of Reuben.

Now Eleazar son of Aaron married one of the daughters of Putiel and she bore him Phinehas. These are the heads of the fathers' households of Levi according to their clans.

Moses chose capable men from all Israel, and he made them heads over the people, rulers of thousands, rulers of hundreds, rulers of fifties, and rulers of tens.