And the LORD spoke unto Moses and unto Aaron, saying,
All Commentaries on Exodus 7:8 Go To Exodus 7
Augustine of Hippo
AD 430
Here indeed there was no need to use the service of the voice, for which Aaron was provided out of necessity, on account of the weakness of Moses’ voice. But the staff was to be cast down so that it would become a serpent. Why did Moses himself not do this, except because that mediation of Aaron himself between Moses and Pharaoh was the symbol of some great matter? Questions on Exodus