John Mark
Mark 10:41ESV·traditional attribution

And when the ten heard it, they began to be indignant at James and John.

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. Christ's prediction of his own sufferings; this string he harped much upon, though in the ears of his disciples it sounded very harsh and unpleasing. 1. See here how bold he was; when they were going up to Jerusalem, Jesus went before them, as the captain of our salvation, that was now to be made perfect through sufferings, Mar 10:32.

Commenting on Mark 10:32-45

John Gill Reformed Baptist @doctorgill

And whosoever of you will be the chiefest,.... Is desirous of the highest place and the greatest honour shall be servant of all: for the ministers of the Gospel are not only the servants of Christ Jesus, but also of the churches for his sake; and in serving them, they serve Christ: not that they are to be the servants of men and to take...

Adam Clarke Methodist @methodicalclarke

When the ten heard it - See Mat 20:24-28.