Luke
Acts 23:11ESV·traditional attribution

The following night the Lord stood by him and said, “Take courage, for as you have testified to the facts about me in Jerusalem, so you must testify also in Rome.”

John Calvin Reformed @genevareformer

11. And the night following. Luke declareth that Paul was strengthened with an oracle, that he might stand courageously against terrible assaults when things were so far out of order. Surely it could not be but that he was sore afraid, and that he was sore troubled with the remembrance of things to come. Wherefore, the oracle was not superfluous.

Matthew Henry Presbyterian @wholebiblehenry

Many are the troubles of the righteous, but some way or other the Lord delivereth them out of them all. Paul owned he had experienced the truth of this in the persecutions he had undergone among the Gentiles (see Ti2 3:11): Out of them all the Lord delivered me. And now he finds that he who has delivered does and will deliver.

Commenting on Acts 23:6-11

John Gill Reformed Baptist @doctorgill

And the night following,.... The day in which Paul was brought before the sanhedrim, and pleaded his own cause before them, and had thrown them into confusion and division: the Lord stood by him; the Lord Jesus Christ appeared in a vision to him, and stood very near him, by the side of him, by the bed or couch on which he might lie: and...