New Revised Standard Version
While he was still speaking, suddenly a crowd came, and the one called Judas, one of the twelve, was leading them. He approached Jesus to kiss him;

Contemporary English Version
While Jesus was still speaking, a crowd came up. It was led by Judas, one of the twelve apostles. He went over to Jesus and greeted him with a kiss.

New American Bible
While he was still speaking, a crowd approached and in front was one of the Twelve, a man named Judas. He went up to Jesus to kiss him.

Douay-Rheims Bible
As he was yet speaking, behold a multitude; and he that was called Judas, one of the twelve, went before them and drew near to Jesus, for to kiss him.

As he was yet speaking, behold a multitude; and he that was called Judas, one of the twelve, went before them and drew near to Jesus, for to kiss him.

while.

Matthew 26:45-47 Then he cometh to his disciples and said to them: Sleep ye now and take your rest. Behold the hour is at hand: and the Son of man shall be betrayed into the hands of sinners. . . .

Mark 14:41-43 And he cometh the third time and saith to them: Sleep ye now and take your rest. It is enough. The hour is come: behold the Son of man shall be betrayed into the hands of sinners. . . .

John 18:2-9 And Judas also, who betrayed him, knew the place: because Jesus had often resorted thither together with his disciples. . . .

Judas.

Luke 22:3-6 And Satan entered into Judas, who was surnamed Iscariot, one of the twelve. . . .

Matthew 26:14-16,47 Then went one of the twelve, who was called Judas Iscariot, to the chief priests. . . .

Mark 14:10,43 And Judas Iscariot, one of the twelve, went to the chief priests, to betray him to them. . . .

Acts 1:16-18 Men, brethren, the scripture must needs be fulfilled, which the Holy Ghost spoke before by the mouth of David concerning Judas, who was the leader of them that apprehended Jesus: . . .