Strong's Concordance H2808

Ecc 7:25  I applied mine heart to know, and to search, and to seek out wisdom, and the reasonH2808 of things, and to know the wickedness of folly, even of foolishness and madness: ^▼

Ecc 7:27  Behold, this have I found, saith the preacher, counting one by one, to find out the accountH2808: ^▼

Ecc 9:10  Whatsoever thy hand findeth to do, do it with thy might; for there is no work, nor deviceH2808, nor knowledge, nor wisdom, in the grave, whither thou goest.