διαθήκης (diathekes)
διαθήκης is an Ancient Greek form of διαθήκη, meaning “will, testament; covenant”. It is the genitive singular feminine noun.
Found 62 times in the Ancient Greek texts on Socratos.
Where it is used
New Testament, Matthew 26.28: Πίετε ἐξ αὐτοῦ πάντες, τοῦτο γάρ ἐστιν τὸ αἷμά μου τῆς διαθήκης τὸ περὶ πολλῶν ἐκχυννόμενον εἰς ἄφεσιν ἁμαρτιῶν·
Basil, Saint, Bishop of Caesarea, Epistulae 42·4: … τεωρίστως, τὴν εὐχὴν καὶ τὴν ψαλμῳδίαν ἔργον ἡγούμενος. Μηδὲ τῶν ἀναγνωσμάτων κατολιγωρήσῃς, μάλιστα τῆς Νέας Διαθήκης, διὰ τὸ ἐκ τῆς Παλαιᾶς Διαθήκης πολλάκις βλάβην ἐγγίνεσθαι, καὶ οὐχ ὅτι ἐγράφη βλαβερά, ἀλλʼ ὅτι ἡ τῶν βλαπτο …
All forms of διαθήκη (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.