Declension table of ?ratnāṣṭaka

Neuter	Singular	Dual	Plural
Nominative	ratnāṣṭakam	ratnāṣṭake	ratnāṣṭakāni
Vocative	ratnāṣṭaka	ratnāṣṭake	ratnāṣṭakāni
Accusative	ratnāṣṭakam	ratnāṣṭake	ratnāṣṭakāni
Instrumental	ratnāṣṭakena	ratnāṣṭakābhyām	ratnāṣṭakaiḥ
Dative	ratnāṣṭakāya	ratnāṣṭakābhyām	ratnāṣṭakebhyaḥ
Ablative	ratnāṣṭakāt	ratnāṣṭakābhyām	ratnāṣṭakebhyaḥ
Genitive	ratnāṣṭakasya	ratnāṣṭakayoḥ	ratnāṣṭakānām
Locative	ratnāṣṭake	ratnāṣṭakayoḥ	ratnāṣṭakeṣu

Compound ratnāṣṭaka -

Adverb -ratnāṣṭakam -ratnāṣṭakāt