John the Apostle
John 14:14BSB·traditional attribution

If you ask Me for anything in My name, I will do it.

John Calvin Reformed @genevareformer

14. If you shall ask any thing in my name, I will do it. This is not a useless repetition. All see and feel that they are unworthy to approach God; and yet the greater part of men burst forward, as if they were out of their senses, and rashly and haughtily address God; and afterwards, when that unworthiness, of which I have spoken, comes...

Matthew Henry Presbyterian @wholebiblehenry

The disciples, as they were full of grief to think of parting with their Master, so they were full of care what would become of themselves when he was gone; while he was with them, he was a support to them, kept them in countenance, kept them in heart; but, if he leave them, they will be as sheep having no shepherd, an easy prey...

Commenting on John 14:12-14

John Gill Reformed Baptist @doctorgill

If ye shall ask anything,.... These words are much, the same with the former, and have been thought, by some, to have crept into the text from the margin; though they seem rather to be repeated by Christ, the more to strengthen and confirm the faith of his disciples in this matter; that whatsoever they asked in my name, either calling upon it, he being...