Joseph Benson's Commentary of the Old and New Testaments - Acts 4:21-22
Acts 4:21-22. So when they had further threatened them Namely, in severer terms than before; they let them go Not thinking it proper, all circumstances considered, to proceed to any further extremities at that time; since they could find nothing in their conduct for which they could punish them with any show of reason; because of the people Whose resentment they feared. For all men glorified God for that which was done So much wiser were they than those who ruled over them. For the... read more
Albert Barnes' Notes on the Whole Bible - Acts 4:22
For the man ... - The age of the man is mentioned to show the certainty and greatness of the miracle. If it had been a man who had been lame but a few years, or if it had been a child or a very young man, the case would not been so remarkable. But after a continuance of 40 years, all hope of healing him by any ordinary means must have been abandoned, and all pretence that this was jugglery or deception must have been absurd. read more