Declension table of ?hṛdayanārāyaṇadeva

Masculine	Singular	Dual	Plural
Nominative	hṛdayanārāyaṇadevaḥ	hṛdayanārāyaṇadevau	hṛdayanārāyaṇadevāḥ
Vocative	hṛdayanārāyaṇadeva	hṛdayanārāyaṇadevau	hṛdayanārāyaṇadevāḥ
Accusative	hṛdayanārāyaṇadevam	hṛdayanārāyaṇadevau	hṛdayanārāyaṇadevān
Instrumental	hṛdayanārāyaṇadevena	hṛdayanārāyaṇadevābhyām	hṛdayanārāyaṇadevaiḥ hṛdayanārāyaṇadevebhiḥ
Dative	hṛdayanārāyaṇadevāya	hṛdayanārāyaṇadevābhyām	hṛdayanārāyaṇadevebhyaḥ
Ablative	hṛdayanārāyaṇadevāt	hṛdayanārāyaṇadevābhyām	hṛdayanārāyaṇadevebhyaḥ
Genitive	hṛdayanārāyaṇadevasya	hṛdayanārāyaṇadevayoḥ	hṛdayanārāyaṇadevānām
Locative	hṛdayanārāyaṇadeve	hṛdayanārāyaṇadevayoḥ	hṛdayanārāyaṇadeveṣu

Compound hṛdayanārāyaṇadeva -

Adverb -hṛdayanārāyaṇadevam -hṛdayanārāyaṇadevāt