3 Bible Verses about Subdivisions

There was in the days of Herod, the king of Judea, a certain priest named Zacharias, of the course of Abia: and his wife was of the daughters of Aaron, and her name was Elisabeth.

And while he executed the priest's office before God,

Brethren, I would not that ye should be ignorant of this mystery, (lest ye should be wise in your own conceits) that hardness is in part happened to Israel, till the fulness of the Gentiles be come in: