Mark 14:10 in the King James Version
And Judas Iscariot, one of the twelve, went unto the chief priests, to betray him unto them.
Context
9 Most certainly I tell you, wherever this Good News may be preached throughout the whole world, that which this woman has done will also be spoken of for a memorial of her.”
10 Judas Iscariot, who was one of the twelve, went away to the chief priests, that he might deliver him to them.
11 They, when they heard it, were glad, and promised to give him money. He sought how he might conveniently deliver him.