Σατανᾶς (Satanas)
Σατανᾶς means “Satan”.
Ancient Greek word, found 40 times in the texts on Socratos.
Where it is used
New Testament, Matthew 4.10: τότε λέγει αὐτῷ ὁ Ἰησοῦς Ὕπαγε, Σατανᾶ· γέγραπται γάρ Κύριον τὸν θεόν σου προσκυνήσεις καὶ αὐτῷ μόνῳ λατρεύσεις.
New Testament, 1 Corinthians 5.5: παραδοῦναι τὸν τοιοῦτον τῷ Σατανᾷ εἰς ὄλεθρον τῆς σαρκός, ἵνα τὸ πνεῦμα σωθῇ ἐν τῇ ᾑμέρᾳ τοῦ κυρίου.
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.