[Drums and Trumpets within.
Arthur is marching onward to the fort.
I have but one recourse, and that's to Oswald;—
But will he fight for me, whom I have injured?
No, not for me, but for himself he must.
I'll urge him with the last necessity;
Better give up my mistress than my life.
His force is much unequal to his rival;—
True; but I'll help him with my utmost art,
And try to unravel fate. [Exit.