Exodus 7:7-9

International Standard Version

⁷ Moses was 80 years old and Aaron was 83 when they spoke to Pharaoh.

Moses’ Staff Becomes a Snake

⁸ Then the Lord told Moses and Aaron, ⁹ “When Pharaoh says to you, ‘Perform a miraculous sign,’ then you are to say to Aaron, ‘Take your staff and throw it in front of Pharaoh.’ It will become a serpent.”