επ' αυτοφώρω
From LSJ
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη. Τὸ δὲ ἡττᾶσθαι αὐτὸν ὑφ' ἑαυτοῦ πάντων αἴσχιστόν τε ἅμα καὶ κάκιστον. → Τo conquer yourself is the first and best victory of all, while to be conquered by yourself is of all the most shameful as well as evil
Translations
in the act
Chinese Mandarin: 現行/现行; Danish: på fersk gerning; Dutch: op heterdaad; English: in the act, red-handed, in flagrante delicto; Finnish: itse teossa; French: sur le fait; German: auf frischer Tat; Greek: επ' αυτοφώρω; Ancient Greek: ἐπ' αὐτοφώρῳ; Norwegian: på fersk gjerning; Polish: na gorącym uczynku; Russian: на месте преступления, с поличным; Spanish: con las manos en la masa; Swedish: på bar gärning; Tagalog: huli sa akto