Declension table of ?kṛṣṇatīrtha

Masculine	Singular	Dual	Plural
Nominative	kṛṣṇatīrthaḥ	kṛṣṇatīrthau	kṛṣṇatīrthāḥ
Vocative	kṛṣṇatīrtha	kṛṣṇatīrthau	kṛṣṇatīrthāḥ
Accusative	kṛṣṇatīrtham	kṛṣṇatīrthau	kṛṣṇatīrthān
Instrumental	kṛṣṇatīrthena	kṛṣṇatīrthābhyām	kṛṣṇatīrthaiḥ kṛṣṇatīrthebhiḥ
Dative	kṛṣṇatīrthāya	kṛṣṇatīrthābhyām	kṛṣṇatīrthebhyaḥ
Ablative	kṛṣṇatīrthāt	kṛṣṇatīrthābhyām	kṛṣṇatīrthebhyaḥ
Genitive	kṛṣṇatīrthasya	kṛṣṇatīrthayoḥ	kṛṣṇatīrthānām
Locative	kṛṣṇatīrthe	kṛṣṇatīrthayoḥ	kṛṣṇatīrtheṣu

Compound kṛṣṇatīrtha -

Adverb -kṛṣṇatīrtham -kṛṣṇatīrthāt