And James and John, the sons of Zebedee, came up to him [and] said to him, "Teacher, we want you to do for us whatever we ask you."
References for Mark 10:35
And he said to them, "What do you want that I do for you?"
References for Mark 10:36
So they said to him, "Grant to us that we may sit one at your right hand and one at [your] left in your glory."
But Jesus said to them, "You do not know what you are asking! Are you able to drink the cup that I drink, or to be baptized with the baptism that I am baptized with?"
And they said to him, "We are able." So Jesus said to them, "You will drink the cup that I drink, and you will be baptized with the baptism that I am baptized with,
but to sit at my right hand or at [my] left is not mine to grant, but [is] for those for whom it has been prepared."
And [when they] heard [this], the ten began to be indignant about James and John.
References for Mark 10:41
And Jesus called them to himself [and] said to them, "You know that those who are considered to rule over the Gentiles lord it over them, and their [people] in high positions exercise authority over them.
References for Mark 10:42
But it is not like this among you! But whoever wants to become great among you must be your servant,
and whoever wants to be most prominent among you must be the slave of all.
For even the Son of Man did not come to be served, but to serve, and to give his life [as] a ransom for many."