Declension table of ?prabhāsana

Neuter	Singular	Dual	Plural
Nominative	prabhāsanam	prabhāsane	prabhāsanāni
Vocative	prabhāsana	prabhāsane	prabhāsanāni
Accusative	prabhāsanam	prabhāsane	prabhāsanāni
Instrumental	prabhāsanena	prabhāsanābhyām	prabhāsanaiḥ
Dative	prabhāsanāya	prabhāsanābhyām	prabhāsanebhyaḥ
Ablative	prabhāsanāt	prabhāsanābhyām	prabhāsanebhyaḥ
Genitive	prabhāsanasya	prabhāsanayoḥ	prabhāsanānām
Locative	prabhāsane	prabhāsanayoḥ	prabhāsaneṣu

Compound prabhāsana -

Adverb -prabhāsanam -prabhāsanāt