Declension table of ?indrāyatana

Neuter	Singular	Dual	Plural
Nominative	indrāyatanam	indrāyatane	indrāyatanāni
Vocative	indrāyatana	indrāyatane	indrāyatanāni
Accusative	indrāyatanam	indrāyatane	indrāyatanāni
Instrumental	indrāyatanena	indrāyatanābhyām	indrāyatanaiḥ
Dative	indrāyatanāya	indrāyatanābhyām	indrāyatanebhyaḥ
Ablative	indrāyatanāt	indrāyatanābhyām	indrāyatanebhyaḥ
Genitive	indrāyatanasya	indrāyatanayoḥ	indrāyatanānām
Locative	indrāyatane	indrāyatanayoḥ	indrāyataneṣu

Compound indrāyatana -

Adverb -indrāyatanam -indrāyatanāt