Declension table of ?samupāsthita

Neuter	Singular	Dual	Plural
Nominative	samupāsthitam	samupāsthite	samupāsthitāni
Vocative	samupāsthita	samupāsthite	samupāsthitāni
Accusative	samupāsthitam	samupāsthite	samupāsthitāni
Instrumental	samupāsthitena	samupāsthitābhyām	samupāsthitaiḥ
Dative	samupāsthitāya	samupāsthitābhyām	samupāsthitebhyaḥ
Ablative	samupāsthitāt	samupāsthitābhyām	samupāsthitebhyaḥ
Genitive	samupāsthitasya	samupāsthitayoḥ	samupāsthitānām
Locative	samupāsthite	samupāsthitayoḥ	samupāsthiteṣu

Compound samupāsthita -

Adverb -samupāsthitam -samupāsthitāt