Declension table of ?hastya

Masculine	Singular	Dual	Plural
Nominative	hastyaḥ	hastyau	hastyāḥ
Vocative	hastya	hastyau	hastyāḥ
Accusative	hastyam	hastyau	hastyān
Instrumental	hastyena	hastyābhyām	hastyaiḥ hastyebhiḥ
Dative	hastyāya	hastyābhyām	hastyebhyaḥ
Ablative	hastyāt	hastyābhyām	hastyebhyaḥ
Genitive	hastyasya	hastyayoḥ	hastyānām
Locative	hastye	hastyayoḥ	hastyeṣu

Compound hastya -

Adverb -hastyam -hastyāt