Midrash for Sanhedrin 40:6
אמר רב יהודה אמר שמואל כל האמור בפרשת מלך מלך מותר בו רב אמר לא נאמרה פרשה זו אלא לאיים עליהם שנאמר (דברים יז, טו) שום תשים עליך מלך שתהא אימתו עליך
ON THE DECISION OF A COURT OF SEVENTY-ONE. HE MAY FORCE A WAY THROUGH PRIVATE PROPERTY<span class="x" onmousemove="('comment',' For strategical purposes. V. ibid. 5, 3. Rashi, however, explains: To make a path to his field and vineyards. ');"><sup>8</sup></span> AND NONE MAY OPPOSE HIM. THERE IS NO LIMITATION TO THE KING'S WAY.<span class="x" onmousemove="('comment',' From B.B. 99b and 100b it appears that this is connected with the preceding: HE MAY FORCE etc. because THERE IS NO etc. Further, whereas a public thoroughfare was to be 16 cubits in breadth, his road might be unlimited. ');"><sup>9</sup></span>