Declension table of ?sāśana

Masculine	Singular	Dual	Plural
Nominative	sāśanaḥ	sāśanau	sāśanāḥ
Vocative	sāśana	sāśanau	sāśanāḥ
Accusative	sāśanam	sāśanau	sāśanān
Instrumental	sāśanena	sāśanābhyām	sāśanaiḥ sāśanebhiḥ
Dative	sāśanāya	sāśanābhyām	sāśanebhyaḥ
Ablative	sāśanāt	sāśanābhyām	sāśanebhyaḥ
Genitive	sāśanasya	sāśanayoḥ	sāśanānām
Locative	sāśane	sāśanayoḥ	sāśaneṣu

Compound sāśana -

Adverb -sāśanam -sāśanāt