Declension table of ?viṣṭarastha

Masculine	Singular	Dual	Plural
Nominative	viṣṭarasthaḥ	viṣṭarasthau	viṣṭarasthāḥ
Vocative	viṣṭarastha	viṣṭarasthau	viṣṭarasthāḥ
Accusative	viṣṭarastham	viṣṭarasthau	viṣṭarasthān
Instrumental	viṣṭarasthena	viṣṭarasthābhyām	viṣṭarasthaiḥ viṣṭarasthebhiḥ
Dative	viṣṭarasthāya	viṣṭarasthābhyām	viṣṭarasthebhyaḥ
Ablative	viṣṭarasthāt	viṣṭarasthābhyām	viṣṭarasthebhyaḥ
Genitive	viṣṭarasthasya	viṣṭarasthayoḥ	viṣṭarasthānām
Locative	viṣṭarasthe	viṣṭarasthayoḥ	viṣṭarastheṣu

Compound viṣṭarastha -

Adverb -viṣṭarastham -viṣṭarasthāt