I found 強くあるために in this song <http://www.kasi-time.com/item-21360.html> and

<http://j-lyric.net/artist/a00968f/l00381a.html>

I'm a bit sure that it means "to be strong" Is 強くある same with 強くなる ?
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2020-01-07T13:56:33.610
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2020-01-07T13:56:33.610
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question
grammar words
this 強くあるために meaning