Exodus 7:7

And Moses was fourscore years old, and Aaron fourscore and three years old, when they spake unto Pharaoh.

Moses was eighty years old, and Aaron eighty-three years old, when they spoke to Pharaoh.

And Moses was fourscore years old, and Aaron fourscore and three years old, when they spake unto Pharaoh.

and Moses `is' a son of eighty years, and Aaron `is' a son of eighty and three years, in their speaking unto Pharaoh.

Moses was eighty years old and Aaron was eighty-three when they spoke to Pharaoh.