Hamlet tells her, "Get thee to a nunnery"
In act 3 
scene 1, Hamlet also tells Ophelia to get thee to a nunnery... [DOC] [TLE] hamletnow - Get thee to a nunnery [PAR] Analysis of Kay Stanton on Get thee to a Nunnery, Hamlet ... Hamlet tells 
Ophelia to go to a whorehouse as he believes that, she belongs there.