'Furlong' in the Bible

But the boat [by this time] was already a long distance from land, tossed and battered by the waves; for the wind was against them.

The plan of the city is a square, the length being the same as the breadth; and he measured the city furlong by furlong, with his measuring rod--it is twelve hundred miles long, and the length and the breadth and the height of it are equal.