Forty years old; this age of Moses is not set down in his history, but they might have it by tradition, which is here confirmed unto us by the holy penman: these forty years Moses spent in Pharaoh's court. It came into his heart; it speaks these thoughts and resolutions to have been from God, that such a great courtier should so far debase himself; therefore this is deservedly attributed unto his faith, Hebrews 11:24, which is the gift of God, Ephesians 2:8.
Related Commentaries of Acts 7:23
Acts 7:23
23 And when he was full forty years old, it came into his heart to visit his brethren the children of Israel.