Mark 14:44 in the World English Bible
Now he who betrayed him had given them a sign, saying, “Whomever I will kiss, that is he. Seize him, and lead him away safely.”
Context
43 And immediately, while he yet spake, cometh Judas, one of the twelve, and with him a great multitude with swords and staves, from the chief priests and the scribes and the elders.
44 And he that betrayed him had given them a token, saying, Whomsoever I shall kiss, that same is he; take him, and lead him away safely.
45 And as soon as he was come, he goeth straightway to him, and saith, Master, master; and kissed him.