Mark 9:1

9:1 And he said to them, “I tell you the truth, there are some standing here who will not experience death before they see the kingdom of God come with power.”

Mark 10:38-39

10:38 But Jesus said to them, “You don’t know what you are asking! Are you able to drink the cup I drink or be baptized with the baptism I experience?” 10:39 They said to him, “We are able.” Then Jesus said to them, “You will drink the cup I drink, and you will be baptized with the baptism I experience,