'Outstretched Arm' in the Bible

I have made the earth, and man and beast on the face of the earth, by my great power and by my outstretched arm; and I will give it to anyone at my pleasure.

Ah Lord God! see, you have made the heaven and the earth by your great power and by your outstretched arm, and there is nothing you are not able to do:

And have taken your people Israel out of the land of Egypt with signs and with wonders and with a strong hand and an outstretched arm, causing great fear;