Declension table of ?sadāśaṅkara

Masculine	Singular	Dual	Plural
Nominative	sadāśaṅkaraḥ	sadāśaṅkarau	sadāśaṅkarāḥ
Vocative	sadāśaṅkara	sadāśaṅkarau	sadāśaṅkarāḥ
Accusative	sadāśaṅkaram	sadāśaṅkarau	sadāśaṅkarān
Instrumental	sadāśaṅkareṇa	sadāśaṅkarābhyām	sadāśaṅkaraiḥ sadāśaṅkarebhiḥ
Dative	sadāśaṅkarāya	sadāśaṅkarābhyām	sadāśaṅkarebhyaḥ
Ablative	sadāśaṅkarāt	sadāśaṅkarābhyām	sadāśaṅkarebhyaḥ
Genitive	sadāśaṅkarasya	sadāśaṅkarayoḥ	sadāśaṅkarāṇām
Locative	sadāśaṅkare	sadāśaṅkarayoḥ	sadāśaṅkareṣu

Compound sadāśaṅkara -

Adverb -sadāśaṅkaram -sadāśaṅkarāt