Declension table of ?suratastha

Neuter	Singular	Dual	Plural
Nominative	suratastham	suratasthe	suratasthāni
Vocative	suratastha	suratasthe	suratasthāni
Accusative	suratastham	suratasthe	suratasthāni
Instrumental	suratasthena	suratasthābhyām	suratasthaiḥ
Dative	suratasthāya	suratasthābhyām	suratasthebhyaḥ
Ablative	suratasthāt	suratasthābhyām	suratasthebhyaḥ
Genitive	suratasthasya	suratasthayoḥ	suratasthānām
Locative	suratasthe	suratasthayoḥ	suratastheṣu

Compound suratastha -

Adverb -suratastham -suratasthāt