'Calf' in the Bible

I have surely heard Ephraim bemoaning himself thus , Thou hast chastised me, and I was chastised, as a calf unaccustomed to the yoke : turn thou me, and I shall be turned; for thou art Jehovah my God.

And I will give the men that have transgressed my covenant, that have not performed the words of the covenant which they made before me, when they cut the calf in twain and passed between the parts thereof;

the princes of Judah, and the princes of Jerusalem, the eunuchs, and the priests, and all the people of the land, that passed between the parts of the calf;