Declension table of ?ṛgayana

Neuter	Singular	Dual	Plural
Nominative	ṛgayanam	ṛgayane	ṛgayanāni
Vocative	ṛgayana	ṛgayane	ṛgayanāni
Accusative	ṛgayanam	ṛgayane	ṛgayanāni
Instrumental	ṛgayanena	ṛgayanābhyām	ṛgayanaiḥ
Dative	ṛgayanāya	ṛgayanābhyām	ṛgayanebhyaḥ
Ablative	ṛgayanāt	ṛgayanābhyām	ṛgayanebhyaḥ
Genitive	ṛgayanasya	ṛgayanayoḥ	ṛgayanānām
Locative	ṛgayane	ṛgayanayoḥ	ṛgayaneṣu

Compound ṛgayana -

Adverb -ṛgayanam -ṛgayanāt