31 And they also received lots as their brethren the sons of Aaron before the king; Zadok also, and Ahimelech, and the chiefs of the families of the priests and of the Levites, principal heads of families, even as their younger brethren.
1 Chronicles 24:31 Cross References - CAB
Numbers 26:56
56 You shall divide their inheritance by lot between the many and the few.
1 Chronicles 24:5-6
5 And he divided them according to their lots, one with the other; for there were those who had charge of the holy things, and those who had charge of the house of the Lord among the sons of Eleazar, and among the sons of Ithamar.
6 And Shemaiah the son of Nethanel, the scribe, of the family of Levi, wrote them down before the king, and the princes, and Zadok the priest, and Ahimelech the son of Abiathar were present; and the heads of the families of the priests and the Levites, each of a household were assigned, one to Eleazar, and one to Ithamar.
1 Chronicles 25:8
8 And they also cast lots for the daily courses, for the great and the small of them, of the perfect ones and the learners.
1 Chronicles 26:13
13 And they cast lots for the small as well as for the great, for the several gates, according to their families.