Declension table of sadasya

Masculine	Singular	Dual	Plural
Nominative	sadasyaḥ	sadasyau	sadasyāḥ
Vocative	sadasya	sadasyau	sadasyāḥ
Accusative	sadasyam	sadasyau	sadasyān
Instrumental	sadasyena	sadasyābhyām	sadasyaiḥ sadasyebhiḥ
Dative	sadasyāya	sadasyābhyām	sadasyebhyaḥ
Ablative	sadasyāt	sadasyābhyām	sadasyebhyaḥ
Genitive	sadasyasya	sadasyayoḥ	sadasyānām
Locative	sadasye	sadasyayoḥ	sadasyeṣu

Compound sadasya -

Adverb -sadasyam -sadasyāt