Luke
Acts 16:28ESV·traditional attribution

But Paul cried with a loud voice, “Do not harm yourself, for we are all here.”

Matthew Henry Presbyterian @wholebiblehenry

We have here the designs of the persecutors of Paul and Silas baffled and broken. I. The persecutors designed to dishearten and discourage the preachers of the gospel, and to make them sick of the cause and weary of their work; but here we find them both hearty and heartened. 1.

Commenting on Acts 16:25-34

John Gill Reformed Baptist @doctorgill

But Paul cried with a loud voice,.... Knowing by divine revelation, what the jailer was about to do; though being in the innermost prison, in a dark dungeon, he could not see him, unless it can be thought, that the opening of the doors had let in light sufficient; and it may be also, that he knew in the same way, what designs of grace...

Albert Barnes Presbyterian @notesbybarnes

Verse 28. Do thyself no harm. This is the solemn command of religion in his case, and in all others. It enjoins on men to do themselves no harm--by self-murder, whether by the sword, the pistol, the halter; or by intemperance, and lust, and dissipation. In all cases Christianity seeks the true welfare of man. In all cases, if it were obeyed, men would do themselves no harm.