1 Chronicles 24:31

31These also, the head of each father’s house and his younger brother alike, acast lots, just as their brothers the sons of Aaron, in the presence of King David, bZadok, Ahimelech, and the heads of fathers’ houses of the priests and of the Levites.

1 Chronicles 27:1

Military Divisions

1This is the number of the people of Israel, the heads of fathers’ houses, the commanders of thousands and hundreds, and their officers who served the king in all matters concerning the divisions that came and went, month after month throughout the year, each division numbering 24,000:

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