Deuteronomy 11:3

3 and his miracles, and his wonders, which he wrought in the midst of Egypt on Pharao king of Egypt, and all his land;

Deuteronomy 11:3 Meaning and Commentary

Deuteronomy 11:3

And his miracles, and his acts, which he did in the midst of
Egypt
The miraculous works done there, the ten plagues inflicted on the Egyptians for refusing to let Israel go:

unto Pharaoh king, of Egypt, and unto all his land;
for those plagues not only affected him and his court, and his metropolis, but all parts of the land, the inhabitants of it everywhere.

Deuteronomy 11:3 In-Context

1 Therefore thou shalt love the Lord thy God, and shalt observe his appointments, and his ordinances, and his commandments, and his judgments, always.
2 And ye shall know this day; for not to your children, who know not and have not seen the discipline of the Lord thy God, and his wonderful works, and his strong hand, and his high arm,
3 and his miracles, and his wonders, which he wrought in the midst of Egypt on Pharao king of Egypt, and all his land;
4 and what he did to the host of the Egyptians, and to their chariots, and their cavalry, and their host; how he made the water of the Red Sea to overwhelm the face of them as they pursued after you, and the Lord destroyed them until this day;
5 and all the things which he did to you in the wilderness until ye came into this place;

The Brenton translation of the Septuagint is in the public domain.