Exodus 7:7-9

World English Bible

⁷ Moses was eighty years old, and Aaron eighty-three years old, when they spoke to Pharaoh.

⁸ Yahweh spoke to Moses and to Aaron, saying, ⁹ “When Pharaoh speaks to you, saying, ‘Perform a miracle!’ then you shall tell Aaron, ‘Take your rod, and cast it down before Pharaoh, and it will become a serpent.’”