Found the following hamletworks.org entries referring to line 778

View Material Textual Note for 777
777 Ham. O all you host of heauen, ô earth, what els,1.5.92

View Commentary Note for 778
778 And shall I coupple hell, ô fie, hold, {hold} my hart,1.5.93

View Immaterial Textual Note for 778
778 And shall I coupple hell, ô fie, hold, {hold} my hart,1.5.93

View Material Textual Note for 778
778 And shall I coupple hell, ô fie, hold, {hold} my hart,1.5.93