Its opening inside the crown at the top was one cubit in diameter; and the opening was round, shaped like a pedestal, one and a half cubits in outside diameter; and also on the opening were engravings, but the panels were square, not round.
1 Kings 7:31
Surrounding context
7:30 Every cart had four bronze wheels and axles of bronze, and its four feet had supports. Under the laver were supports of cast bronze beside each wreath.
7:31 Its opening inside the crown at the top was one cubit in diameter; and the opening was round, shaped like a pedestal, one and a half cubits in outside diameter; and also on the opening were engravings, but the panels were square, not round.
7:32 Under the panels were the four wheels, and the axles of the wheels were joined to the cart. The height of a wheel was one and a half cubits.