'Separated' in the Bible

So Lot chose for himself all the plain of the Jordan. And Lot journeyed from the east, and so they separated {from each other}.

And Yahweh said to Abram after Lot had separated from him, "Now, lift up your eyes and look from the place where you [are] to the north, and to the south, and to the east and to the west,

And Jacob separated the lambs and turned the faces of the flocks toward the streaked and all the dark-colored in Laban's flocks. And he put his own herds apart, and did not put them with the flocks of Laban.