John Mark
Mark 10:37ESV·traditional attribution

And they said to him, “Grant us to sit, one at your right hand and one at your left, in your glory.”

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

But to sit on my right hand and on my left, is mine to give,.... There being no such places in his kingdom in the sense they petitioned; and as for the glories of the heavenly state or eternal life, the gift of these was not to be settled now it being done already: and though he had a power to give yet only to...

Adam Clarke Methodist @methodicalclarke

In thy glory - In the kingdom of thy glory - three MSS. Which kingdom they expected to be established on earth. And be baptized - Or, be baptized. Instead of και and η or, is the reading of BCDL, five others, Coptic, Armenian, later Syriac in the margin, Vulgate, all the Itala, and Origen. See the note on Mat 20:22.