Mark 14:44

44Had givenδεδώκειthenδὲthe [one]ὁdelivering upπαραδιδοὺςHimαὐτὸνa signσύσσημονto themαὐτοῖςsayingλέγων·WhomeverὋνἂνI shall kissφιλήσωHeαὐτόςisἐστιν·seizeκρατήσατεHimαὐτὸνandκαὶlead [Him] awayἀπάγετεsecurelyἀσφαλῶς.

Now the one delivering Him up had given to them a sign, saying, “Whomever I shall kiss is He; seize Him and lead [Him] away securely.”