erst > recently suppressed > forced (cf. 106.4:9)

8 Fair Una: whom when Satyrane espied, 9 With foul reproachful words he boldly him defied.

106.41

And said, Arise thou cursed Miscreaunt,
2 That hast with knightlesse guile and trecherous train
Faire knighthood fowly shamed, and doest vaunt
4 That good knight of the Redcrosse to haue slain:
Arise, and with like treason now maintain
6 Thy guilty wrong, or else thee guilty yield.
The Sarazin this hearing, rose amain,
8 And catching vp in hast his three square shield,
And shining helmet, soone him buckled to the field.

1 And said, "Arise, you cursed miscreant,

miscreant > infidel; villain; wretch

2 That has with knightless guile and treacherous train

knightless > unknightly, unchivalrous train > deceit

3 Fair knighthood foully shamed, and do vaunt

vaunt > boast