Declension table of ?dhrasya

Masculine	Singular	Dual	Plural
Nominative	dhrasyaḥ	dhrasyau	dhrasyāḥ
Vocative	dhrasya	dhrasyau	dhrasyāḥ
Accusative	dhrasyam	dhrasyau	dhrasyān
Instrumental	dhrasyena	dhrasyābhyām	dhrasyaiḥ dhrasyebhiḥ
Dative	dhrasyāya	dhrasyābhyām	dhrasyebhyaḥ
Ablative	dhrasyāt	dhrasyābhyām	dhrasyebhyaḥ
Genitive	dhrasyasya	dhrasyayoḥ	dhrasyānām
Locative	dhrasye	dhrasyayoḥ	dhrasyeṣu

Compound dhrasya -

Adverb -dhrasyam -dhrasyāt