Declension table of ?sāhasri

Masculine	Singular	Dual	Plural
Nominative	sāhasriḥ	sāhasrī	sāhasrayaḥ
Vocative	sāhasre	sāhasrī	sāhasrayaḥ
Accusative	sāhasrim	sāhasrī	sāhasrīn
Instrumental	sāhasriṇā	sāhasribhyām	sāhasribhiḥ
Dative	sāhasraye	sāhasribhyām	sāhasribhyaḥ
Ablative	sāhasreḥ	sāhasribhyām	sāhasribhyaḥ
Genitive	sāhasreḥ	sāhasryoḥ	sāhasrīṇām
Locative	sāhasrau	sāhasryoḥ	sāhasriṣu

Compound sāhasri -

Adverb -sāhasri