Luke
Acts 26:6ESV·traditional attribution

And now I stand here on trial because of my hope in the promise made by God to our fathers,

John Calvin Reformed @genevareformer

6. For the hope of the promise. He doth now descend into the cause, to wit, that he laboreth for the principal point of faith. And though he seem to have spoken generally of the resurrection, yet we may gather out of the text, that he beginneth with a farther point, and that he did comprehend those circumstances which did properly appertain unto the faith of the gospel.

Matthew Henry Presbyterian @wholebiblehenry

Agrippa was the most honourable person in the assembly, having the title of king bestowed upon him, though otherwise having only the power of other governors under the emperor, and, though not here superior, yet senior, to Festus; and therefore, Festus having opened the cause, Agrippa, as the mouth of the court, intimates to Paul a licence given him to speak for himself, Act 26:1.

Commenting on Acts 26:1-11

John Gill Reformed Baptist @doctorgill

And now I stand, and am judged,.... Before the Roman governor, and in the presence of Agrippa: for the hope of the promise made of God unto our fathers; either for the hope of righteousness, life, and salvation, by the Messiah; who was promised to the Jewish fathers, Abraham, Isaac, and Jacob, and others; see Gen 22:18 or for the hope of the resurrection of...