John Chrysostom

And again they refer the whole to the Father, that He should not seem to be alien to the Father. "And hath exalted," saith He, "with his right hand." He affirms not merely the Resurrection, but the Exaltation also. "For to give repentance to Israel." Observe here as before the gain to them: observe the perfection of doctrine conveyed in the form of apology.

Homily on Acts 13 ↗

Theophylact of Ohrid

There was no longer any discussion about the resurrection. But that the Lord grants remission, "both we and the Holy Spirit" are witnesses to this — the Spirit Who would in no way have descended if sins had not first been remitted. And observe how, alongside the mention of the crime, the apostles add a word about the remission of sins, showing that their deeds deserved death, but what they received, they received as from a benefactor. …

Commentary on Acts ↗

Oecumenius

Then also that he whom they themselves call a mere man was both Savior and God, and God had such concern for him that he raised him from the dead. For to say that he had risen by his own power was not yet safe, in case it be thought that he was contrary to God. But in order to rouse them from profound sleep, he insists them to understand to what condemnation they were subject for having killed by exaltation from God this man by a death on a cross.

Commentary on Acts ↗

Bede

The God of our fathers raised up Jesus. In Greek, it has His Child Jesus, according to the psalmist: Give power to your child; save the son of your handmaid (Psalm 85).

Retractions on Acts ↗