And Moses was fourscore years old, and Aaron fourscore and three years old, when they spake unto Pharaoh.
God made Moses a god to Pharaoh, His representative with divine authority to demand obedience and inflict plagues, and gave him Aaron as prophet to denounce those plagues. Though Pharaoh would not listen, God promised the work would be done: Israel would be freed and the Egyptians forced to know Him.
AI summary
Commenting on Exodus 7:1-7
And Moses was eighty years old,.... At this time, which is observed partly to show how long Israel had been afflicted in Egypt; for their great troubles and miseries began about the time of the birth of Moses, or a little before, as appears from the above history; and partly to show the patience and forbearance of God with the Egyptians, and how just and...
Moses was fourscore years old--This advanced age was a pledge that they had not been readily betrayed into a rash or hazardous enterprise, and that under its attendant infirmities they could not have carried through the work on which they were entering had they not been supported by a divine hand.