2 Chronicles 4:2, 6, 14-15

Then he cast a great round basin, 15 feet across from rim to rim, called the Sea. It was 7-1/2 feet deep and about 45 feet in circumference.

He also made ten smaller basins for washing the utensils for the burnt offerings. He set five on the south side and five on the north. But the priests washed themselves in the Sea.

the water carts holding the basins; the Sea and the twelve oxen under it