Ezekiel 48:16-17

16And these shall be the measures thereof: the north side four thousand and five hundred [cubits], and the south side four thousand and five hundred, and the east side four thousand and five hundred, and the west side four thousand and five hundred.

17And the suburbs of the city shall be toward the north two hundred and fifty [cubits], and toward the south two hundred and fifty, and toward the east two hundred and fifty, and toward the west two hundred and fifty.