Declension table of ?yadavasāna

Masculine	Singular	Dual	Plural
Nominative	yadavasānaḥ	yadavasānau	yadavasānāḥ
Vocative	yadavasāna	yadavasānau	yadavasānāḥ
Accusative	yadavasānam	yadavasānau	yadavasānān
Instrumental	yadavasānena	yadavasānābhyām	yadavasānaiḥ yadavasānebhiḥ
Dative	yadavasānāya	yadavasānābhyām	yadavasānebhyaḥ
Ablative	yadavasānāt	yadavasānābhyām	yadavasānebhyaḥ
Genitive	yadavasānasya	yadavasānayoḥ	yadavasānānām
Locative	yadavasāne	yadavasānayoḥ	yadavasāneṣu

Compound yadavasāna -

Adverb -yadavasānam -yadavasānāt