So they brought their livestock to Joseph in exchange for food. In exchange for their horses, flocks of sheep and goats, herds of cattle, and donkeys, Joseph provided them with food for another year.
But Aaron and Moses persisted. “The God of the Hebrews has met with us,” they declared. “So let us take a three-day journey into the wilderness so we can offer sacrifices to the Lord our God. If we don’t, he will kill us with a plague or with the sword.”
Even then Pharaoh will refuse to listen to you. So I will bring down my fist on Egypt. Then I will rescue my forces—my people, the Israelites—from the land of Egypt with great acts of judgment.
“This is the finger of God!” the magicians exclaimed to Pharaoh. But Pharaoh’s heart remained hard. He wouldn’t listen to them, just as the Lord had predicted.
“I sent plagues on you like the plagues I sent on Egypt long ago. I killed your young men in war and led all your horses away. The stench of death filled the air! But still you would not return to me,” says the Lord.
Watch now, for the Lord has laid his hand of punishment upon you, and you will be struck blind. You will not see the sunlight for some time.” Instantly mist and darkness came over the man’s eyes, and he began groping around begging for someone to take his hand and lead him.
If they cross the border of our land and go to Beth-shemesh, we will know it was the Lord who brought this great disaster upon us. If they don’t, we will know it was not his hand that caused the plague. It came simply by chance.”