ἐκκλησίαις (ekklesiais)
ἐκκλησίαις is an Ancient Greek form of ἐκκλησία, meaning “assembly; church”. It is the dative plural feminine noun.
Found 158 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 6.6.3: ὧν ἀκούοντες οἱ Ἀθηναῖοι ἐν ταῖς ἐκκλησίαις τῶν τε Ἐγεσταίων πολλάκις λεγόντων καὶ τῶν ξυναγορευόντων αὐτοῖς ἐψηφίσαντο πρέσβεις πέμψαι πρῶτον ἐς τὴν Ἔγε …
Basil, Saint, Bishop of Caesarea, Epistulae 29: … ῦτο τοῦ Θεοῦ χαριζομένου, ἑδραῖα μένειν καὶ ἀμετακίνητα τῆς μακαρίας ἐκείνης ψυχῆς τὰ ἔργα, ὅσα ἐνήθλησε ταῖς Ἐκκλησίαις τοῦ Θεοῦ.
All forms of ἐκκλησία (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Liddell-Scott-Jones, A Greek-English Lexicon (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.