Acts 3:15

“And killed the Prince of life, etc.] Or author of life, natural, spiritual, and eternal; who not only is the living God, and has life in himself; and as man, had such a power over his own life, as no man ever had; but he is the author of a spiritual resurrection from the death of sin, to a life of grace, and has procured eternal life for his people, and gives it to them. Now this Lord of life and glory they crucified. His death is laid to them because it was at their request, and through their instigation, and at their earnest solicitations, that Pilate condemned him, and delivered, him to his soldiers to crucify him. Whom God hath raised from the dead; notwithstanding all their spite and…”

“killed the Prince of life--Glorious paradox, but how piercing to the conscience of the auditors.”

“And killed the Prince of life - The word rendered “prince” denotes properly “a military leader or commander.” Hence, in Hebrews 2:10, it is translated “captain:” “It became him ...to make the “Captain of their salvation” perfect through sufferings.” As a captain or commander leads on to victory and is said to obtain it, so the word comes to denote one who is the “cause,” the “author,” the “procurer,” etc. In this sense it is used, Acts 5:31, “Him hath God exalted to be a Prince and a Saviour, for to give repentance to Israel,” etc. In Hebrews 12:2 it is properly rendered author, “Looking unto Jesus, the author and finisher of our faith.” The word “author,” or “giver,” would express the…”

“3:15 It was unfathomable to the Jewish mind that the author of life, God himself, could be killed. They did not recognize Jesus as Messiah (cp. 13:27; Luke 23:34), and they did not realize that the Messiah would be divine (see John 1:1-18; cp. Dan 7:13-14).”

“Prince: or, Author, Joh 1:4, Joh 4:10, Joh 4:14, Joh 5:26, Joh 10:28, Joh 11:25, Joh 11:26, Joh 14:6, Joh 17:2; Rom 8:1, Rom 8:2; Co1 15:45; Col 3:3, Col 3:4; Heb 2:10, Heb 5:9; Jo1 5:11, Jo1 5:12, Jo1 5:20; Rev 21:6; Rev 22:1, Rev 22:17 whom: Act 2:24, Act 2:32; Mat 28:2-5; Eph 1:20 whereof: Act 1:22, Act 2:32, Act 10:40, Act 10:41, Act 13:30-32 Acts 3:16”