'Powerful' in the Bible

(The Emites used to live there, a people as powerful, numerous, and tall as the Anakites.

They are a people as powerful, numerous, and tall as the Anakites. But the Lord destroyed the Rephaites in advance of the Ammonites, so they dispossessed them and settled down in their place.

you must say to them, "We were Pharaoh's slaves in Egypt, but the Lord brought us out of Egypt in a powerful way.

When the Lord your God brings you to the land that you are going to occupy and forces out many nations before you -- Hittites, Girgashites, Amorites, Canaanites, Perizzites, Hivites, and Jebusites, seven nations more numerous and powerful than you --

Then you must affirm before the Lord your God, "A wandering Aramean was my ancestor, and he went down to Egypt and lived there as a foreigner with a household few in number, but there he became a great, powerful, and numerous people.