Declension table of ?śaṭhayitavya

Masculine	Singular	Dual	Plural
Nominative	śaṭhayitavyaḥ	śaṭhayitavyau	śaṭhayitavyāḥ
Vocative	śaṭhayitavya	śaṭhayitavyau	śaṭhayitavyāḥ
Accusative	śaṭhayitavyam	śaṭhayitavyau	śaṭhayitavyān
Instrumental	śaṭhayitavyena	śaṭhayitavyābhyām	śaṭhayitavyaiḥ śaṭhayitavyebhiḥ
Dative	śaṭhayitavyāya	śaṭhayitavyābhyām	śaṭhayitavyebhyaḥ
Ablative	śaṭhayitavyāt	śaṭhayitavyābhyām	śaṭhayitavyebhyaḥ
Genitive	śaṭhayitavyasya	śaṭhayitavyayoḥ	śaṭhayitavyānām
Locative	śaṭhayitavye	śaṭhayitavyayoḥ	śaṭhayitavyeṣu

Compound śaṭhayitavya -

Adverb -śaṭhayitavyam -śaṭhayitavyāt