Declension table of ?pasya

Masculine	Singular	Dual	Plural
Nominative	pasyaḥ	pasyau	pasyāḥ
Vocative	pasya	pasyau	pasyāḥ
Accusative	pasyam	pasyau	pasyān
Instrumental	pasyena	pasyābhyām	pasyaiḥ pasyebhiḥ
Dative	pasyāya	pasyābhyām	pasyebhyaḥ
Ablative	pasyāt	pasyābhyām	pasyebhyaḥ
Genitive	pasyasya	pasyayoḥ	pasyānām
Locative	pasye	pasyayoḥ	pasyeṣu

Compound pasya -

Adverb -pasyam -pasyāt