Declension table of sādhaka

Masculine	Singular	Dual	Plural
Nominative	sādhakaḥ	sādhakau	sādhakāḥ
Vocative	sādhaka	sādhakau	sādhakāḥ
Accusative	sādhakam	sādhakau	sādhakān
Instrumental	sādhakena	sādhakābhyām	sādhakaiḥ sādhakebhiḥ
Dative	sādhakāya	sādhakābhyām	sādhakebhyaḥ
Ablative	sādhakāt	sādhakābhyām	sādhakebhyaḥ
Genitive	sādhakasya	sādhakayoḥ	sādhakānām
Locative	sādhake	sādhakayoḥ	sādhakeṣu

Compound sādhaka -

Adverb -sādhakam -sādhakāt