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28. And God blessed them, and God said unto them, Be fruitful, and multiply, and replenish the earth, and subdue it: and have dominion over the fish of the sea, and over the fowl of the air, and over every living thing that moveth upon the earth.
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Replenish (to fill or make complete again; add a new stock or supply to:... ) the earth
This word is puzzling, do you agree?
There will be one day a new heaven and a new earth, that will be a time to replenish. In the beginning this is a strange word to use.
Some scholars say the word means ‘to fill’. Others say ‘fill again’. Here’s a little breakdown - from the Bible Lexicon results:
http://www.blueletterbible.org/lang/lexicon/lexicon.cfm?Strongs=H4390&t=KJV#
Don’t know if this answers your question(s) or not, Geo. There are a lot of studies on this - as others find the word ‘replenish’ as a puzzling word, too.