'Herd' in the Bible

Then Abraham ran to the herd and chose a fine, tender calf, and gave it to a servant, who quickly prepared it.

He entrusted them to his servants, who divided them into herds. He told his servants, "Pass over before me, and keep some distance between one herd and the next."

He instructed the servant leading the first herd, "When my brother Esau meets you and asks, 'To whom do you belong? Where are you going? Whose herds are you driving?'