Declension table of ?vajrahasta

Neuter	Singular	Dual	Plural
Nominative	vajrahastam	vajrahaste	vajrahastāni
Vocative	vajrahasta	vajrahaste	vajrahastāni
Accusative	vajrahastam	vajrahaste	vajrahastāni
Instrumental	vajrahastena	vajrahastābhyām	vajrahastaiḥ
Dative	vajrahastāya	vajrahastābhyām	vajrahastebhyaḥ
Ablative	vajrahastāt	vajrahastābhyām	vajrahastebhyaḥ
Genitive	vajrahastasya	vajrahastayoḥ	vajrahastānām
Locative	vajrahaste	vajrahastayoḥ	vajrahasteṣu

Compound vajrahasta -

Adverb -vajrahastam -vajrahastāt