Declension table of nidāna

Masculine	Singular	Dual	Plural
Nominative	nidānaḥ	nidānau	nidānāḥ
Vocative	nidāna	nidānau	nidānāḥ
Accusative	nidānam	nidānau	nidānān
Instrumental	nidānena	nidānābhyām	nidānaiḥ nidānebhiḥ
Dative	nidānāya	nidānābhyām	nidānebhyaḥ
Ablative	nidānāt	nidānābhyām	nidānebhyaḥ
Genitive	nidānasya	nidānayoḥ	nidānānām
Locative	nidāne	nidānayoḥ	nidāneṣu

Compound nidāna -

Adverb -nidānam -nidānāt