Declension table of ?iṣṭasāhasa

Neuter	Singular	Dual	Plural
Nominative	iṣṭasāhasam	iṣṭasāhase	iṣṭasāhasāni
Vocative	iṣṭasāhasa	iṣṭasāhase	iṣṭasāhasāni
Accusative	iṣṭasāhasam	iṣṭasāhase	iṣṭasāhasāni
Instrumental	iṣṭasāhasena	iṣṭasāhasābhyām	iṣṭasāhasaiḥ
Dative	iṣṭasāhasāya	iṣṭasāhasābhyām	iṣṭasāhasebhyaḥ
Ablative	iṣṭasāhasāt	iṣṭasāhasābhyām	iṣṭasāhasebhyaḥ
Genitive	iṣṭasāhasasya	iṣṭasāhasayoḥ	iṣṭasāhasānām
Locative	iṣṭasāhase	iṣṭasāhasayoḥ	iṣṭasāhaseṣu

Compound iṣṭasāhasa -

Adverb -iṣṭasāhasam -iṣṭasāhasāt