I Samuel 6:7

7 "Now then, get a new cart ready, with two cows that have calved and have never been yoked. Hitch the cows to the cart, but take their calves away and pen them up.

7 So now, take and make ready a new cart, and two cows which have never come under the yoke, and have the cows yoked to the cart, and take their young ones away from them: