II Chronicles 4:2, 6, 14-15

Then he made the Sea of cast bronze, ten cubits from one brim to the other; it was completely round. Its height was five cubits, and a line of thirty cubits measured its circumference.

He also made ten lavers, and put five on the right side and five on the left, to wash in them; such things as they offered for the burnt offering they would wash in them, but the Sea was for the priests to wash in.

he also made carts and the lavers on the carts; one Sea and twelve oxen under it