For men and hors shulde not atteyne
To neigh the diche over the pleyne.
Thus Ielousye hath enviroun
Set aboute his garnisoun
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With walles rounde, and diche depe,
Only the roser for to kepe.
And Daunger [eek], erly and late
The keyes kepte of the utter gate,
The which openeth toward the eest.