Ezekiel 48:9-10

9The allotment that you shall set apart to the Lord shall be 25,000 cubits in length and 10,000 in width.

10The holy allotment shall be for these, namely for the 1priests, toward the north 25,000 cubits in length, toward the west 10,000 in width, toward the east 10,000 in width, and toward the south 25,000 in length; and the sanctuary of the Lord shall be in its midst.