Declension table of ?paraḥsahasra

Masculine	Singular	Dual	Plural
Nominative	paraḥsahasraḥ	paraḥsahasrau	paraḥsahasrāḥ
Vocative	paraḥsahasra	paraḥsahasrau	paraḥsahasrāḥ
Accusative	paraḥsahasram	paraḥsahasrau	paraḥsahasrān
Instrumental	paraḥsahasreṇa	paraḥsahasrābhyām	paraḥsahasraiḥ paraḥsahasrebhiḥ
Dative	paraḥsahasrāya	paraḥsahasrābhyām	paraḥsahasrebhyaḥ
Ablative	paraḥsahasrāt	paraḥsahasrābhyām	paraḥsahasrebhyaḥ
Genitive	paraḥsahasrasya	paraḥsahasrayoḥ	paraḥsahasrāṇām
Locative	paraḥsahasre	paraḥsahasrayoḥ	paraḥsahasreṣu

Compound paraḥsahasra -

Adverb -paraḥsahasram -paraḥsahasrāt