Dual nominativegadouwe two
Genitive and ablativerodouof us two, with us two
Dativen̄ḡadafanoufor us two
Accusativen̄ḡodouus two; to us two

Dual (Exclusive Form):

Nominativegomouwe two only
Genitive and ablativeromouof or with us two only
Dativekufanufor us two only
Accusativen̄ḡomouus two only

Plural:

Nominativegadadwe
Genitive and ablativerodadof us; or, with us
Dativen̄ḡadafanedfor us
Accusative and dativen̄ḡodadus; or, to us

Plural (Exclusive):

Nominativegomadwe only
Genitive and ablativeromadof us; or, with us only
Dativegoufanedfor us only
Accusative and dativen̄ḡomadus only; or, to us only

The second person is thus declined:

Singular:

Nominativeigurthou
Genitive and ablativeromof thee; or, with thee
Dativemufaneifor thee
Accusative and dativen̄ḡomthee; or, to thee