Declension table of ?kṛṣṇakavaca

Neuter	Singular	Dual	Plural
Nominative	kṛṣṇakavacam	kṛṣṇakavace	kṛṣṇakavacāni
Vocative	kṛṣṇakavaca	kṛṣṇakavace	kṛṣṇakavacāni
Accusative	kṛṣṇakavacam	kṛṣṇakavace	kṛṣṇakavacāni
Instrumental	kṛṣṇakavacena	kṛṣṇakavacābhyām	kṛṣṇakavacaiḥ
Dative	kṛṣṇakavacāya	kṛṣṇakavacābhyām	kṛṣṇakavacebhyaḥ
Ablative	kṛṣṇakavacāt	kṛṣṇakavacābhyām	kṛṣṇakavacebhyaḥ
Genitive	kṛṣṇakavacasya	kṛṣṇakavacayoḥ	kṛṣṇakavacānām
Locative	kṛṣṇakavace	kṛṣṇakavacayoḥ	kṛṣṇakavaceṣu

Compound kṛṣṇakavaca -

Adverb -kṛṣṇakavacam -kṛṣṇakavacāt