and the LORD showed signs and wonders before our eyes, great and severe, against Egypt, Pharaoh, and all his household.
Deuteronomy 6:22
Surrounding context
6:21 then you shall say to your son: "We were slaves of Pharaoh in Egypt, and the LORD brought us out of Egypt with a mighty hand;
6:22 and the LORD showed signs and wonders before our eyes, great and severe, against Egypt, Pharaoh, and all his household.
6:23 Then He brought us out from there, that He might bring us in, to give us the land of which He swore to our fathers.