Declension table of aśastra

Neuter	Singular	Dual	Plural
Nominative	aśastram	aśastre	aśastrāṇi
Vocative	aśastra	aśastre	aśastrāṇi
Accusative	aśastram	aśastre	aśastrāṇi
Instrumental	aśastreṇa	aśastrābhyām	aśastraiḥ
Dative	aśastrāya	aśastrābhyām	aśastrebhyaḥ
Ablative	aśastrāt	aśastrābhyām	aśastrebhyaḥ
Genitive	aśastrasya	aśastrayoḥ	aśastrāṇām
Locative	aśastre	aśastrayoḥ	aśastreṣu

Compound aśastra -

Adverb -aśastram -aśastrāt