'Division' in the Bible

It happened that in the days of Herod, king of Judea, [there was] a certain priest, Zechariah by name, of the division of Abijah. And {he had a wife} from the daughters of Aaron, and her name [was] Elizabeth.

And it happened that [while] he was serving as priest before God in the order of his division,

Do you think that I have come to grant peace on the earth? No, I tell you, but rather division!