Merchant Of Venice Act 2, Scene 5

Lancelot tells Shylock that there will likely be a masque (party) that night. At this news. Shylock does not trust his daughter. He feels that she might betray him. Shylock orders Jessica to lock up the house and not look out the windows. He laments his insecurity by saying, , "Let not the sound of shallow fopp'ry enter / My sober house" (2.5.34-35).