The word used for 'activity,' or 'energy', as in Genesis 47:6, also means 'strength' and 'virtue,' in Hebrew. In the internal sense, it means something that prevails, and so, is more excellent.

(რეკომენდაციები: Arcana Coelestia 6086)

6086. 'And if you know that there are among them men with energy' means the more outstanding contents of doctrine. This is clear from the meaning of 'men with energy' a, the more outstanding contents of doctrine. For 'man' means one who has intelligence and also means truth, 158, 265, 749, 1007, 3174, 4823, and as a consequence means doctrine, while 'energetic' means what is outstanding In the original language 'energy' is expressed by a word that also means strength and power, which in the internal sense means those things that prevail and so are more outstanding.