"Inform them on that.—So I will, sir.—
Till then I'll keep him dark and safely locked up."
In the first line Rowe read 'em for 'on.'
Sc. 2.
"As you are now, for you are cold and stern."
Collier's folio reads as stone for 'and stern,' which is very plausible.
"Who, moving others, are themselves as stone
Unmoved, cold, and to temptation slow."—Son. xciv.