Declension table of aśastra

Masculine	Singular	Dual	Plural
Nominative	aśastraḥ	aśastrau	aśastrāḥ
Vocative	aśastra	aśastrau	aśastrāḥ
Accusative	aśastram	aśastrau	aśastrān
Instrumental	aśastreṇa	aśastrābhyām	aśastraiḥ aśastrebhiḥ
Dative	aśastrāya	aśastrābhyām	aśastrebhyaḥ
Ablative	aśastrāt	aśastrābhyām	aśastrebhyaḥ
Genitive	aśastrasya	aśastrayoḥ	aśastrāṇām
Locative	aśastre	aśastrayoḥ	aśastreṣu

Compound aśastra -

Adverb -aśastram -aśastrāt