Declension table of ?ratnendra

Masculine	Singular	Dual	Plural
Nominative	ratnendraḥ	ratnendrau	ratnendrāḥ
Vocative	ratnendra	ratnendrau	ratnendrāḥ
Accusative	ratnendram	ratnendrau	ratnendrān
Instrumental	ratnendreṇa	ratnendrābhyām	ratnendraiḥ ratnendrebhiḥ
Dative	ratnendrāya	ratnendrābhyām	ratnendrebhyaḥ
Ablative	ratnendrāt	ratnendrābhyām	ratnendrebhyaḥ
Genitive	ratnendrasya	ratnendrayoḥ	ratnendrāṇām
Locative	ratnendre	ratnendrayoḥ	ratnendreṣu

Compound ratnendra -

Adverb -ratnendram -ratnendrāt