“But I have prayed for thee, that thy faith fail not: and when thou art converted, strengthen thy brethren.”
Luke 22:32 — Greek Interlinear
Church Fathers on Luke 22:32
Lest the eleven should be boastful, and impute it to their own strength, that they almost alone among so many thousands of the Jews were said to have continued with our Lord in His temptations, He shows them, that if they had not been protected by the aid of their Master succoring them, they would have been beaten down by the same storm as the rest. Hence it follows, And the Lord said to Simon, Simon, behold Satan has desired you, that he may sift you as wheat. That is, he…
Now this was said to Peter, because he was bolder than the rest, and might feel proud because of the things which Christ had promised.
Or to show that men being as nought, (as regards human nature, and the proneness of our minds to fall,) it is not meet that they should wish to be above their brethren. Therefore passing by all the others, He comes to Peter, who was the chief of them, saying, But I have prayed for you, that your faith fail not.