Declension table of navagraha

Neuter	Singular	Dual	Plural
Nominative	navagraham	navagrahe	navagrahāṇi
Vocative	navagraha	navagrahe	navagrahāṇi
Accusative	navagraham	navagrahe	navagrahāṇi
Instrumental	navagraheṇa	navagrahābhyām	navagrahaiḥ
Dative	navagrahāya	navagrahābhyām	navagrahebhyaḥ
Ablative	navagrahāt	navagrahābhyām	navagrahebhyaḥ
Genitive	navagrahasya	navagrahayoḥ	navagrahāṇām
Locative	navagrahe	navagrahayoḥ	navagraheṣu

Compound navagraha -

Adverb -navagraham -navagrahāt