Declension table of ?sāhityaśāstra

Neuter	Singular	Dual	Plural
Nominative	sāhityaśāstram	sāhityaśāstre	sāhityaśāstrāṇi
Vocative	sāhityaśāstra	sāhityaśāstre	sāhityaśāstrāṇi
Accusative	sāhityaśāstram	sāhityaśāstre	sāhityaśāstrāṇi
Instrumental	sāhityaśāstreṇa	sāhityaśāstrābhyām	sāhityaśāstraiḥ
Dative	sāhityaśāstrāya	sāhityaśāstrābhyām	sāhityaśāstrebhyaḥ
Ablative	sāhityaśāstrāt	sāhityaśāstrābhyām	sāhityaśāstrebhyaḥ
Genitive	sāhityaśāstrasya	sāhityaśāstrayoḥ	sāhityaśāstrāṇām
Locative	sāhityaśāstre	sāhityaśāstrayoḥ	sāhityaśāstreṣu

Compound sāhityaśāstra -

Adverb -sāhityaśāstram -sāhityaśāstrāt