ἐκεῖσʼ (ekeis)
ἐκεῖσʼ is an Ancient Greek form of ἐκεῖσε, meaning “to that place”. It is the adverb.
Found 26 times in the Ancient Greek texts on Socratos.
Where it is used
Euripides, Heracles 1221: καὶ γάρ ποτʼ εὐτύχησα. ἐκεῖσʼ ἀνοιστέον,
Lucian of Samosata, Bis accusatus sive tribunalia 21·2: … ν οὐχ ὡς ἀνδριάντι αὐτῷ χρώμενος, εἰδὼς ὅτι ὃς ἂν ἄλλως λέγῃ καὶ Ἡδονῆς κατηγορῇ, λόγοισι χαίρει, τὸν δὲ νοῦν ἐκεῖς’ ἔχει. εἴρηκα· ὑμεῖς δʼ ἐπὶ τούτοις ψηφοφορήσατε.
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.