Declension table of ?śumbhapura

Neuter	Singular	Dual	Plural
Nominative	śumbhapuram	śumbhapure	śumbhapurāṇi
Vocative	śumbhapura	śumbhapure	śumbhapurāṇi
Accusative	śumbhapuram	śumbhapure	śumbhapurāṇi
Instrumental	śumbhapureṇa	śumbhapurābhyām	śumbhapuraiḥ
Dative	śumbhapurāya	śumbhapurābhyām	śumbhapurebhyaḥ
Ablative	śumbhapurāt	śumbhapurābhyām	śumbhapurebhyaḥ
Genitive	śumbhapurasya	śumbhapurayoḥ	śumbhapurāṇām
Locative	śumbhapure	śumbhapurayoḥ	śumbhapureṣu

Compound śumbhapura -

Adverb -śumbhapuram -śumbhapurāt