Declension table of ṛgveda

Masculine	Singular	Dual	Plural
Nominative	ṛgvedaḥ	ṛgvedau	ṛgvedāḥ
Vocative	ṛgveda	ṛgvedau	ṛgvedāḥ
Accusative	ṛgvedam	ṛgvedau	ṛgvedān
Instrumental	ṛgvedena	ṛgvedābhyām	ṛgvedaiḥ ṛgvedebhiḥ
Dative	ṛgvedāya	ṛgvedābhyām	ṛgvedebhyaḥ
Ablative	ṛgvedāt	ṛgvedābhyām	ṛgvedebhyaḥ
Genitive	ṛgvedasya	ṛgvedayoḥ	ṛgvedānām
Locative	ṛgvede	ṛgvedayoḥ	ṛgvedeṣu

Compound ṛgveda -

Adverb -ṛgvedam -ṛgvedāt