The Ox used for Drawing Wagons
Source: TTT
Numbers 7:3
They brought as their offering before the LORD six covered carts and twelve oxen—an ox from each leader and a cart from every two leaders—and presented them before the tabernacle.
1 Samuel 6:7
Now, therefore, prepare one new cart with two milk cows that have never been yoked. Hitch the cows to the cart, but take their calves away and pen them up.