Declension table of ?sāṅkhyaśāstra

Neuter	Singular	Dual	Plural
Nominative	sāṅkhyaśāstram	sāṅkhyaśāstre	sāṅkhyaśāstrāṇi
Vocative	sāṅkhyaśāstra	sāṅkhyaśāstre	sāṅkhyaśāstrāṇi
Accusative	sāṅkhyaśāstram	sāṅkhyaśāstre	sāṅkhyaśāstrāṇi
Instrumental	sāṅkhyaśāstreṇa	sāṅkhyaśāstrābhyām	sāṅkhyaśāstraiḥ
Dative	sāṅkhyaśāstrāya	sāṅkhyaśāstrābhyām	sāṅkhyaśāstrebhyaḥ
Ablative	sāṅkhyaśāstrāt	sāṅkhyaśāstrābhyām	sāṅkhyaśāstrebhyaḥ
Genitive	sāṅkhyaśāstrasya	sāṅkhyaśāstrayoḥ	sāṅkhyaśāstrāṇām
Locative	sāṅkhyaśāstre	sāṅkhyaśāstrayoḥ	sāṅkhyaśāstreṣu

Compound sāṅkhyaśāstra -

Adverb -sāṅkhyaśāstram -sāṅkhyaśāstrāt