Declension table of ?saptarṣija

Masculine	Singular	Dual	Plural
Nominative	saptarṣijaḥ	saptarṣijau	saptarṣijāḥ
Vocative	saptarṣija	saptarṣijau	saptarṣijāḥ
Accusative	saptarṣijam	saptarṣijau	saptarṣijān
Instrumental	saptarṣijena	saptarṣijābhyām	saptarṣijaiḥ saptarṣijebhiḥ
Dative	saptarṣijāya	saptarṣijābhyām	saptarṣijebhyaḥ
Ablative	saptarṣijāt	saptarṣijābhyām	saptarṣijebhyaḥ
Genitive	saptarṣijasya	saptarṣijayoḥ	saptarṣijānām
Locative	saptarṣije	saptarṣijayoḥ	saptarṣijeṣu

Compound saptarṣija -

Adverb -saptarṣijam -saptarṣijāt