Declension table of ?mantrārṣādhyāya

Masculine	Singular	Dual	Plural
Nominative	mantrārṣādhyāyaḥ	mantrārṣādhyāyau	mantrārṣādhyāyāḥ
Vocative	mantrārṣādhyāya	mantrārṣādhyāyau	mantrārṣādhyāyāḥ
Accusative	mantrārṣādhyāyam	mantrārṣādhyāyau	mantrārṣādhyāyān
Instrumental	mantrārṣādhyāyena	mantrārṣādhyāyābhyām	mantrārṣādhyāyaiḥ mantrārṣādhyāyebhiḥ
Dative	mantrārṣādhyāyāya	mantrārṣādhyāyābhyām	mantrārṣādhyāyebhyaḥ
Ablative	mantrārṣādhyāyāt	mantrārṣādhyāyābhyām	mantrārṣādhyāyebhyaḥ
Genitive	mantrārṣādhyāyasya	mantrārṣādhyāyayoḥ	mantrārṣādhyāyānām
Locative	mantrārṣādhyāye	mantrārṣādhyāyayoḥ	mantrārṣādhyāyeṣu

Compound mantrārṣādhyāya -

Adverb -mantrārṣādhyāyam -mantrārṣādhyāyāt