Declension table of ?sūryaputra

Masculine	Singular	Dual	Plural
Nominative	sūryaputraḥ	sūryaputrau	sūryaputrāḥ
Vocative	sūryaputra	sūryaputrau	sūryaputrāḥ
Accusative	sūryaputram	sūryaputrau	sūryaputrān
Instrumental	sūryaputreṇa	sūryaputrābhyām	sūryaputraiḥ sūryaputrebhiḥ
Dative	sūryaputrāya	sūryaputrābhyām	sūryaputrebhyaḥ
Ablative	sūryaputrāt	sūryaputrābhyām	sūryaputrebhyaḥ
Genitive	sūryaputrasya	sūryaputrayoḥ	sūryaputrāṇām
Locative	sūryaputre	sūryaputrayoḥ	sūryaputreṣu

Compound sūryaputra -

Adverb -sūryaputram -sūryaputrāt