Found the following hamletworks.org entries referring to line 879

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

View Commentary Note for 853
853 Ham. Hic, & vbique, then weele shift {our} <for> ground:1.5.156

View Commentary Note for 879
879 Ham. Rest, rest, perturbed spirit: so Gentlemen,1.5.182

View Immaterial Textual Note for 879
879 Ham. Rest, rest, perturbed spirit: so Gentlemen,1.5.182

View Material Textual Note for 879
879 Ham. Rest, rest, perturbed spirit: so Gentlemen,1.5.182