Matthew 20:23 in the King James Version
And he saith unto them, Ye shall drink indeed of my cup, and be baptized with the baptism that I am baptized with: but to sit on my right hand, and on my left, is not mine to give, but it shall be given to them for whom it is prepared of my Father.
Context
22 But Jesus answered, “You don’t know what you are asking. Are you able to drink the cup that I am about to drink, and be baptized with the baptism that I am baptized with?” They said to him, “We are able.”
23 He said to them, “You will indeed drink my cup, and be baptized with the baptism that I am baptized with; but to sit on my right hand and on my left hand is not mine to give, but it is for whom it has been prepared by my Father.”
24 When the ten heard it, they were indignant with the two brothers.