Exodus 6:6
6 Say therefore to the people of Israel, m‘I am the Lord, and nI will bring you out from under the burdens of the Egyptians, and I will deliver you from slavery to them, and oI will redeem you with an outstretched arm and with great acts of judgment.
Deuteronomy 4:34
34 Or has any god ever attempted to go and take a nation for himself from the midst of another nation, by trials, yby signs, by wonders, and zby war, aby a mighty hand and ban outstretched arm, and by great deeds of terror, all of which the Lord your God did for you in Egypt before your eyes?