Found the following hamletworks.org entries referring to line 848

View Material Textual Note for 845
845 {Ghost cries vnder the Stage.}1.5.149
845 Ghost. Sweare. <Ghost cries vnder the Stage.>

View Immaterial Textual Note for 846
846-7 Ham. {Ha,} <Ah> ha, boy, say'st thou so, art thou there {trupenny} <true- |penny>? 

View Material Textual Note for 847
847 Come {on,} <one> you heare this fellowe in the Sellerige,1.5.151

View Commentary Note for 848
848 Consent to sweare.1.5.152

View Immaterial Textual Note for 848
848 Consent to sweare.1.5.152

View Material Textual Note for 848
848 Consent to sweare.1.5.152