Luke 22:48

But Jesus said to him, "Judas, are you betraying the Son of man with a kiss?"

Matthew 26:48-50

Now the one who betrayed Him had given them a signal, saying, "Whoever I give a kiss [of greeting to], he is the one, take hold of him."

Mark 14:44-46

Now the one who turned Him over to the Jewish leaders [i.e., Judas] had given them a signal, saying, "Whoever I give a kiss [of greeting] to, he is the one; arrest him and lead him away under guard."

Treasury of Scripture Knowledge

Summary

But Jesus said unto him, Judas, betrayest thou the Son of man with a kiss?

Bible References

Betrayest

Matthew 26:48
Now the one who betrayed Him had given them a signal, saying, "Whoever I give a kiss [of greeting to], he is the one, take hold of him."
Mark 14:44
Now the one who turned Him over to the Jewish leaders [i.e., Judas] had given them a signal, saying, "Whoever I give a kiss [of greeting] to, he is the one; arrest him and lead him away under guard."