ὀκταετηρίς
From LSJ
ἀπὸ τῶν καρπῶν αὐτῶν ἐπιγνώσεσθε αὐτούς → ye shall know them by their fruits, by their fruits ye shall know them, by their fruits you shall know them, you will know them by their fruit
English (LSJ)
ίδος, ἡ,
A cycle of eight years, used at Athens before Meton's time for bringing the lunar and solar years together, 3 months being intercalated to complete the sum of 2,922 days, Eudox.Ars 13.12, Str.7.5.5, Gem.8.27 sqq., Placit. 2.32.2.