Declension table of ?devasattva

Neuter	Singular	Dual	Plural
Nominative	devasattvam	devasattve	devasattvāni
Vocative	devasattva	devasattve	devasattvāni
Accusative	devasattvam	devasattve	devasattvāni
Instrumental	devasattvena	devasattvābhyām	devasattvaiḥ
Dative	devasattvāya	devasattvābhyām	devasattvebhyaḥ
Ablative	devasattvāt	devasattvābhyām	devasattvebhyaḥ
Genitive	devasattvasya	devasattvayoḥ	devasattvānām
Locative	devasattve	devasattvayoḥ	devasattveṣu

Compound devasattva -

Adverb -devasattvam -devasattvāt