Declension table of ?vīrasainya

Neuter	Singular	Dual	Plural
Nominative	vīrasainyam	vīrasainye	vīrasainyāni
Vocative	vīrasainya	vīrasainye	vīrasainyāni
Accusative	vīrasainyam	vīrasainye	vīrasainyāni
Instrumental	vīrasainyena	vīrasainyābhyām	vīrasainyaiḥ
Dative	vīrasainyāya	vīrasainyābhyām	vīrasainyebhyaḥ
Ablative	vīrasainyāt	vīrasainyābhyām	vīrasainyebhyaḥ
Genitive	vīrasainyasya	vīrasainyayoḥ	vīrasainyānām
Locative	vīrasainye	vīrasainyayoḥ	vīrasainyeṣu

Compound vīrasainya -

Adverb -vīrasainyam -vīrasainyāt