Found the following hamletworks.org entries referring to line 3138-9

View Commentary Note for 3138, etc.
3138-9 With this contagion, that if I gall him slightly, | it may be death. 

View Immaterial Textual Note for 3138, etc.
3138-9 With this contagion, that if I gall him slightly, | it may be death. 

View Material Textual Note for 3138, etc.
3138-9 With this contagion, that if I gall him slightly, | it may be death.