Found the following hamletworks.org entries referring to line 2163

View Commentary Note for 2163
2163 <Enter Rosincrance and Guildensterne.>..

View Immaterial Textual Note for 2163
2163 <Enter Rosincrance and Guildensterne.>..

View Material Textual Note for 2163
2163 <Enter Rosincrance and Guildensterne.>..