εἰρήκασι (eirekasi)
εἰρήκασι is an Ancient Greek form of ἐρῶ, meaning “I will say, will speak (future of λέγω)”. It is the 3rd person plural perfect active indicative.
Found 33 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 1.10.1: καὶ ὅτι μὲν Μυκῆναι μικρὸν ἦν, ἢ εἴ τι τῶν τότε πόλισμα νῦν μὴ ἀξιόχρεων δοκεῖ εἶναι, οὐκ ἀκριβεῖ ἄν τις σημείῳ χρώμενος ἀπιστοίη μὴ γενέσθαι τὸν στόλον τοσοῦτον ὅσον οἵ τε ποιηταὶ εἰρήκασι καὶ ὁ λόγος κατέχει.
Strabo, Geography 4.6.1: … ραφῇ τὴν αὐτὴν τάξιν ἥνπερ δίδωσιν ἡ τῆς χώρας φύσις. ἄρχονται μὲν οὖν αἱ Ἄλπεις οὐκ ἀπὸ Μονοίκου λιμένος, ὡς εἰρήκασί τινες, ἀλλʼ ἀπὸ τῶν αὐτῶν χωρίων ἀφʼ ὧνπερ καὶ τὰ Ἀπέννινα ὄρη κατὰ Γένουαν ἐμπόριον Λιγύων καὶ τὰ καλούμενα …
All forms of ἐρῶ (conjugation 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.