Found the following hamletworks.org entries referring to line 3900

View Commentary Note for 3900, etc.
3900 The souldiers musicke and the {right} <rites> of warre 39005.2.399
3901 Speake loudly for him:5.2.400

View Immaterial Textual Note for 3900, etc.
3900 The souldiers musicke and the {right} <rites> of warre 39005.2.399
3901 Speake loudly for him:5.2.400

View Material Textual Note for 3900, etc.
3900 The souldiers musicke and the {right} <rites> of warre 39005.2.399
3901 Speake loudly for him:5.2.400