Declension table of nabha

Masculine	Singular	Dual	Plural
Nominative	nabhaḥ	nabhau	nabhāḥ
Vocative	nabha	nabhau	nabhāḥ
Accusative	nabham	nabhau	nabhān
Instrumental	nabhena	nabhābhyām	nabhaiḥ nabhebhiḥ
Dative	nabhāya	nabhābhyām	nabhebhyaḥ
Ablative	nabhāt	nabhābhyām	nabhebhyaḥ
Genitive	nabhasya	nabhayoḥ	nabhānām
Locative	nabhe	nabhayoḥ	nabheṣu

Compound nabha -

Adverb -nabham -nabhāt